二年级加减乘除计算题.pdf

精选试题二年级加减乘除计算题编 制 :审 核 :出 版 :44+16=70+160=9x4=4x6=9x7=56+8=28 + 6=80-4x5=36+4=30+15=63-49+12=64-18=38+16=45+15=3+18=25+23-18=12+35=27+71=46+33=40+8=21 + 15=36+22=59+18=72+24=41-29=44—9=72+16=43 + 32=35-8=56+7=8x2=7+56-12=56+7=12+86=4x2=21-7=4x3+18=8+78=32+4=80-9=42+47=35 — 6二28+47=21-13=6x4=18+ (12-9)=87+11=9+46=15+9=46+10=65+40=81+9=55-20=9+46=15+43=28+9=58+32=80-28=33 + 60=54+6=40+8=61-13=5x5=6x3=42-15=18+19=80-60+18=72-40=47 + 8=14+85=61+27=170+20=5x3=6x2+4=73+16=60+30=10+55=83-29=5x6=43-17=21+27=32+8=30-16=6x4=4x5=15+75=12+5x3=6x3=8+2x6=400+50=38 + 26=93-8=3x4=6x5=56-30=5x5+13=27 + 25=27+59=53+8=4x2-5=8+2=32+8=84-1 =9x9=84+7=80-44=1800-900=420+80=500—60=89-8=64-8=34+9=14+7=5+58=64+8=6x3=9x9=72+8=78+15=83-20=43-30=9+1 =7+7=96-42=58-36=5x7=72+9=36+6=81+9=42+13=24+3=24+8=27-3=42+13=42-6=7+44=42+7=64-8=21+3=4x8=54+9=49+7=42+7=35+7=19+41=130+80=46-8=8x5-7=9x3-8=30+6=36+4=1800+200=93-80=7x8=73—4=72+8=64-8=24x0=27+9=53+8=4x9=8+2=32+8=8X =9x9=84+7=80-44=420+80=500-60=89-8=64-8=34+9=14+7=5+58=64+8=6x3=9x9=72+8=78+15=83-20=43-30=274-9=7・7=96-42=58-36=5x7=72+9=36+6=81+9=42+13=24+3=24+8=27-3=42+13=42—6=7+44=42+7=64—8=2I： 3=4x8=54+9=49+7=42K=35+7=19+41=7x8=73-4=72・8=64—8=24x0=510+200=7+1x8=130+80=46-8=8x5-7=9x3-8=30+6=36+4=24+4=7+63=9x4=36+6=9x7=56+8=28+6=7x5=36+4=30+5=63+9=64+8=38+16=45+5=74-1 =25 + 23=12+35=27+71=46+33=40K8=21 + 15=36+22=59+18=72+24=41-29=44—9=72+16=43 + 32=35-8=56K=8x2=7+56=56+7=12+6=4x2=21-7=7x3=8+8=32+4=80-9=42+7=35 - 6=28+7=21+3=36+4=18+2=63+7=9x6=9x9=46+10=65+40=81+9=55-20=9+46=9+3=9+9=58 + 32=80-28=33 + 60=54+6=404-8=61-13=15+5=9x3=42—15=184-9=180-60=72-40=47 + 8=14+85=61+27=170+20=5x9=7x7=73+16=60+300=10+5=83-29=5x6=43-17=21+27=32+8=30+6=36+64+8=5X =15+3=16+8=42+6=400+50=38+26=93-8=49+7=6x9=56-30=35+5=27 + 25=24+4=7 + 63=9x4=36+6=9x7=56+8=28 + 6=7x5=36+4=30+5=63+9=64+8=38+16=4 5 s7 7 =25 + 23=12 + 35=27 + 71=46+33=40+8=21 + 15=36+22=59+18=72+24=41-29=44—9=72+16=43 + 32=35 — 8=56+7=8x2=7+56=56+7=12+6=4x2=2 1 -7 =7x3=8+8=32+4=8 0 -9 =42+7=35—6=284-7=21+3=36+4=18+2=634-7=9x6=9x9=46+10=65+40=8 "9 =55-20=9+46=9+3=9+9=58+32=80-28=33 + 60=54+6=40+8=61-13=15+5=9x3=42-15=18+9=180-60=72-40=47+8=14+85=61+27=170+20=5x9=7x7=73 + 16=60+300=10+5=83-29=5x6=43-17=21+27=32+8=30+6=36+4=64+8=5X =154-3=16+8=42+6=400+50=38+26=93-8=49+7=6x9=56-30=35+5=27+25=24+7+63=9x4=36+6=9x7=56+8=28 + 6=7x5=36+4=30+5=63+9=64+8=38+16=45+5=74-1 =25 + 23=12 + 35=27 + 71=46+33=40+8=21 + 15=36+22=59+18=72+24=41-29=44—9二72+16=43 + 32=35-8=56+7=8x2=7+56=56K=12+6=4x2=21-7=7x3=8+8=32+80-9=42+7=35 — 6=28+7=2 "3=36+4=18+2=63+7=9x6=4x2=9x9=46+10=65+40=81+9=55-20=9+46=9+3=9+9=58+32=80-28=33+60=54+6=4 0 s61-13=15+5=9x3=42-15=18+9=180-60=72-40=47+8=14+85=61+27=170+20=5x9=7x7=73+16=60+300=10-5=83-29=5x6=43-17=21+27=32+8=30+6=36+4=64+8=54-1 =154-3=16+8=42+6=400+50=38 + 26=93-8=49+7=6x9=56-30=35+5=27+25=27+9=53+8=4x9=8+2=32+8=84-1 =9x9=84+7=8 0 -4 4 =14+7=4x3+2=64-3x7=8+4x3=6x5+37=124-4+18=164-4x8=8+4+48=25+5+36=6 x 8 - 2 =2x8+4=8x9+9=36-6+3=94-9x6=42+7x6=96-80+7=64—40—8=40-4+20=7x5-8=14+7+25=15+5+8=8x9-8=1x2+20=54+6+33=510+200=15—45+9=11-40+8=7+1x8=130+80=4 6 -8=8x5-7=9x3-8=30^6=36+4=4x5+44=48+8+7=1800+200=93-80=6x5+37=10—8*=7x8=73- 4=3x8+4=7x6+10=72+8=8+2=32+8=4900-1800=20+80=430+1000=500-60=89-8=64—8=34+9=144-7=5+58=64+8=6x3=9x9=72+8=78+15=83-20=43-30=9X =280+450=7K=3600+5800=8x9+21=730-190=3700-370=85+55=24+4=7+63=9x4=36+6=9x7=56+8=28 + 6=7x5=36+4=30+5=63+9=64+8=38+16=45+5=7口 =25 + 23=12+35=27+71=46+33=404-8=21 + 15=36+22=59+18=72+24=41-29=44—9=72+16=43 + 32=35-8=56+7=8x2=7+56=56，=124-6=4x2=21-7=7x3=8+8=32+4=80-9=42+7=35 — 6=28+7=21+3=36+4=18+2=63+7=9x6=4x2=9x9=46+10=65+40=8 "9=55-20=9+46=9+3=9+9=58 + 32=80-28=33 + 60=54+6=40+8=61-13=15+5=9x3=42-15=184-9=180-60=72-40=47 + 8=14+85=61+27=170+20=5x9=7x7=73 + 16=60+300=10+5=83-29=5x6=43-17=21+27=32+8=30-6=36+4=64+8=5+1 =15+3=164-8=42+6=400+50=38 + 26=93-8=49K=6x9=56-30=35+5=27+25=27+9=53+8=4x9=8+2=32+8=8+9x9=84+7=80-44=18-900=27+23=64+28=23+49=24+57=34+58=26+8=37+5=77+5=58+8=26+57=4+18=68+13=32+18=65+56=28+16=6+16=54+18=46+7=46+37=24+8=36+48=25+37=86+7=52+18=26+8=5+39=72+9=15+38=25+16=53+39=58+27=46+27=25+37=66+17=69+21=28+54=39+28=19+62=58+32=43+28=18+23=43+8=36+15=29+35=25+37=54+7=34+9=24+16=58+34=42+9=29+27=19+35=68+12=27+28=53+27=7 0 -3 =8 1 -1 8 =71 — 26=7 2 -2 5 =4 0 -1 9 =7 2 -7 =7 7 -2 2 =9 1 -6 5 =4 9 -4 0 =4 5 -3 0 =6 2 -7 =8 1 -3 =7 4 -2 1 =9 0 -9 =7 7 -3 9 =3 0 -1 2 =5 0 -3 6 =6 4 -3 8 =2 8 -1 9 =3 5 -1 9 =62—59=5 0 -4 2 =5 4 -3 7 =71 — 33=7 2 -2 8 =3 4 -2 8 =50-32=92-47=41-72=82-16=85-57=21-15=53-35=44-44=32-23=40—28=43-26=37-21=46-17=65-47=74-47=81-13=65-32=72-67=65-19=77— 19=55-28=41-27=92-68=62-57=60-22=70-21=88-9=44—19=66-38=71-28=5+40=70+1=54—4=30-18=13+60=36-17=4+40=17+48=60+3=76~6=87-19=60+3=70+9=56-28=49+3=32-26=62-29=42—27=95—57=67-7=8+20=2+30=94—4=6+50=70+8=48-19=37-7=2+50=26+58=65+19=52-28=35+26=8+70=23+719=32+87=32-26=85-58=24+28=78-19=26+28=52+29=55+17=74-15=54-48=88-28=81-34=35 + 36=44—15=3x6=18+3=18+6=15+3=6+3=25+5=20+5=5+5=30K6=9+3=4x3=16+4=12+4=8+2=24+4x4=20+4=24+6=2x5=6x9=2x9=9x4=8+2=104-5=9+3=5x6=49+7=18+6=6-7-2=6+2=12+2=2x7=15+5=30+5=24+6=16+4=20+4=15+3=10+5=57 =18+6=30+6=4x5=6x3=16X=25+5=364-6=5+1 =12+2=42+6=24+3=2x6=6x6=25+5=12+4=3x8=15+5=33-9=184-3=8+72=3x6二42-5=20+5=50-27=10+5=26+7=184-3=18 + 6=30+5=20+4=5+67=4x9=18+23=43+8=36+15=29+35=25+37=54+7=34+9=24+16=58+34=42+9=45+5="1 =5x5=72+8=9+9=24+8=144-7=6+1 =15+3=3x6+2=4+2=6x2=6+2=10+5=70-52=49+7=10+2=54+6=20+4=4x9+6=21+3=3x6=9+3=90-45=24+4=15+5=27+9=9x9=72+9=3x4+2=36+4=5+5=56+41 =56+7=164-2=42+6=18+2=5x1=45-39=3x6+3=24+6=56+7=36+6=24+3=4x5=27+3=8+4=56+8=36+9=3x6代45+5=6+6=12+6=1x4=18 - 6二1x8=24+8=36+6=48+6=4x64-8=54+6=7+7=5勺=1x6=56+8=21+7=28+7=7x3=354-7=2x3+6=42+7=45+9=30+6=49+7=9x2=56K=64+8=24+6=63+7=8x5 — 8=4x3=16+8=72+8=2x7=9+9=27+9=5x7=18+9=8x3=81+9+3=72+9=81+9=9 7 =18+9=1x1=42+6=24+8=36+4=63+7=19+2x4=2x5=54+6=2x8=20K4=4x7=49+7=10+2=304-6=3x7=3x8+40=45+9=9x4=5x6=6x2=32+8=1x5=48+8=2x7=4x8=2x6+4=7x6=12+2=4x9=12+4=5x8=6+3=7x9=63+7=32+8=40+8x5=2+1 =5x3=2x6=64+8=3x3=5x4=3x2=3 8 =23+17=16・ 244=42+6=1x9=54+9=6x3=3x1=9x6=6x4=4x4=6x5=27+9x7=8x1=54+6=74-1 =8x8=63+7=8x9=8x5=40+8=9x3=54+9x3=6x9=30+6=7x3=9x9=16+4=7x7=28+7=40+8=6x6=63+9x4=7x4=9^1 =7x8=24+6=7x5=24+3=81+9=3x6=25+41=564-7x6=144-2=35+7=63+24=9x2=36+6=9x5=35+7=27+3=4+4=56+8x9=36+9=42+7=12+3=5x9=20+4=5x7=9x8=18+3=87 =1x6x8=9+9=164-2=7 1 -6 8 =6+1 =154-3=9x3=45+45=5x9=66+26=5x5+52=72+8=9x8=52+35=8+4=14+2=6x2=6+2=49+7=10+2=54+6x4=27+9=20+4=3x6=30+6=15+5=49+7=9x4=9+3=9x7=42+6x6=24+4=18+9=9x9=72+9=2x2=30+6=14+2=7x8=35+5=5x6+41=80—46=10+5=42+6=7x2=18+2=65+26=5x6=36+9=6x4=54・ 6-3=8+8=4x8=75-64=2x1=8+8=32+85-62=20+5=6x5=40・ 5+2=16+8=50+40=21+3=5x8=284-7=5x4=24+8=6x7=35+5=4x94-6=21+7=3x8=8+2=4x8=30+5=18+3=5x2=48+6=42+36=8— 4=25+5=63+9=28 - 4二5x5=81+9=3x6=25+41=14+7=4x3=90-65=4x5=41+25=4x7=35+7=4x9=36+24=12+2=78-19=3x8=12+4+9="1 =5x5=72+8=81+9=8x2=18+9=27+9=27+3=3x4=27+9x9=5+1 =4x3=15+3=184-2=8x6=4+2=6x2=6+2=42+6=64+8x8=9x2=8+4=494-7=45-6=10+2=3x6=9+3=8x6=4+1 =9x9+12=72+9=4x5=36+4=45+5=39+45=30+6=42+7=10+5=4x2=18+2+3=9x5=14+2=4x6=15+5=21+3=8x4=24+4=8x7=164-2=4x8+52=24+6=3x7=8+8=32+4=3x5=6+3=3x9=63+9=4x9=25+5x8=6x5=30+5=6x6=40+5=8x7=3 8 =36+42=21+3=4x2=48+6x4=35+5=2 "7=3x8=8+2=4x1=18+3=8x9=28 - 4二9x1=8+1x8=3x6=28+7=24+8=3x9=20+5=4x1=12+3=4x9=81+9=5x7—20=25+41=14+7=6+6=63+24=42+7=5x2=56+7=3x7=12+2=4x9+40=75+21=69—57=49+37=81—25=40+8=25x3=268+125=280+40=66—22=46x20=85-42=90—31=60x9=55+41 =30x4=581 + 12=400x5=45+3=51+31=13x3=6CT4=120-50=300-64=64x10=6+6x7=400x5=50-31=425x0=528-0=450 + 80=57+140=800x2=3000-400=420+7=6x80+20=420—330=5x28=60x5=17x3=212 + 88=630+9=350+7=700x2=18x4=320x3=60x15=72・ 6+2=400x3=8+2x20=22+40=7x8-7=56+8=380-190=400x6=50-23=35x0=40x6=300x6=7 + 3x4=90-26=8x6+7=522+23=6x44-2=120x4=80x5=40x5=15x5+5=600-50=56x2=200-36=15+5x3=380+50=789+0=300+5=15x4 + 8=680x0=40x25=6x6+6=436—24=111x9=120x3=360+80=300x7=85+247=310x3=200x5=320x2=660+6=700x2=80x3=70+550=800x6=500x4=540+9=14x5=350-80=570+50=23x3=180+3=200x8=530-70=850x2=263-80=850+2=98+26x0=102x2=700x3=310x3=300+5=80x5=6000+4000=5000—500=8600—600=1300—500=600x4=59+42=87—38=43x7=245x9=309x5=490x5=70+550=800x6=500x4=540+9=14x5=350-80=570+50=23x3=1804-3=200x8=530-70=850x2=263—80=850+2=98 + 26x0=102x2=700x3=310x3=300+5=80x5=6000+4000=5000—500=8600—600=1300—500=600义4=59+42=87—38=43x7=245x9=309x5=490x5=75+21=69—57=49+37=81—25=40+8=25x3=268+125=280+40=66—22=46x20=85-42=90—31=60x9=55+41 =30x4=581 + 12=400x5=45+3=51+31=13x3=6CT4=120-50=300-64=64x10=6+6x7=400x5=50-31=425x0=528-0=450 + 80=57+140=800x2=3000-400=420+7=6x80+20=420—330=5x28=60x5=17x3=212 + 88=630+9=350+7=700x2=18x4=320x3=60x15=72・ 6+2=400x3=8+2x20=22+40=7x8-7=56+8=380-190=400x6=50-23=35x0=40x6=300x6=7 + 3x4=90-26=8x6+7=522+23=6x44-2=120x4=80x5=40x5=15x5+5=600-50=56x2=200-36=15+5x3=380+50=789+0=300+5=15x4 + 8=680x0=40x25=6x6+6=436-24=111x9=120x3=360+80=300x7=85+247=310x3=630+9=350K=700x2=18x4=320x3=60x15=72・6+2=400x3=8+2x20=22+40=7x8-7=56+8=380-190=400x6=50-23=35x0=40x6=300x6=7+3x4=90-26=8x6+7=522+23=6x44-2=120x4=80x5=40x5=15x5+5=600-50=56x2=200—36=15+5x3=380+50=789+0=300+5=15x4 + 8=680x0=40x25=6x6+6=436-24=111x9=120x3=360+80=300x7=85+247=310x3=200x5=320x2=660K6=700x2=80x3=630+9=3504-7=700x2=18x4=320x3=60x15=72・ 6+2=400x3=8+2x20=22+40=7x8-7=56+8=380-190=400x6=50-23=35x0=40x6=300x6=7 + 3x4=90-26=8x6+7=522+23=6x44-2=120x4=80x5=40x5=15x5+5=600- 50=56x2=200—36=15+5x3=380+50=789+0=300+5=15x4+8=680x0=40x25=6x6+6=436—24=111x9=120x3=360+80=300x7=85+247=310x3=75+21=69—57=49+37=81—25=40+8=25x3=268+125=280+40=66—22=46x20=85-42=90-31=60x9=55+41=30x4=581 + 12=400x5=45+3=51 + 31=13x3=60+4=120-50=300-64=64x10=6+6x7=400x5=50-31=425x0=528-0=450 + 80=57+140=800x2=3000-400=420+7=6x80+20=420-330=5x28=60x5=17x3=212+88=23+19=64—45=96+3=58+36=40—11=110-60=560-5000=77+7=60—6=44+49=99+9=8800-80=960-6000=800-60=64+26=77+7=93-31=44+49=15+67=63 - 52=19+61=80-55=50-39=82-62=30+6=23+36=6000+900=20+67=36-18=304-6=80+8=78+19=84+4=21x3=82-26=64+26=19+66=80-22=7x10=85+28=76-17=22+29=42+2=40— 11=90-43=31x2=93-31=110-60=63-25=31-15=34+19=18+71=50-5=310-1000=1600-700=5400-400=78-69=18+71=2000+60=58+36=9300-300=80-22=44+29=76-17=34+19=82-62=7x10=93-31=23+19=1100-100=23+19=82-26=150-90=50-39=18+71=800+600=9300-300=39+3=96+3=39+3=5 0 s22+2=44+29=63 - 52=34+19=180+9-18=24+4=7+63=9x4=364-6=9x7=56+8=28+6=7x5=36+4=30+5=63+9=64+8=38+16=4 5 s7 7 =25 + 23=12 + 35=27 + 71=46+33=40+8=21 + 15=36+22=59+18=72+24=41-29=44—9=72+16=43 + 32=35 — 8=56+7=8x2=7+56=56+7=12+6=4x2=2 1 -7 =7x3=8+8=32+4=8 0 -9 =42+7=35—6=284-7=21+3=36+4=18+2=634-7=9x6=9x9=46+10=65+40=8 "9 =55-20=9+46=9+3=9+9=58+32=80-28=33 + 60=54+6=40+8=61-13=15+5=9x3=42-15=18+9=180-60=72-40=47+8=14+85=61+27=170+20=5x9=7x7=73 + 16=60+300=10+5=83-29=5x6=43-17=21+27=32+8=30+6=36+4=64+8=5X =154-3=16+8=42+6=400+50=38+26=93-8=49+7=6x9=56-30=35+5=27+25=37-9=18-6=45+4=45+8=38-30=56+8=354-7=25+20=49+7=42+6=35+7=49-9=6+6=48+6=41-8=72+8=40+8=82+9=5x7=6x3=6x7=7+7=72+8=72-20=34-8=6x8=9x6=5x9=36+9=55-8=23-10=7x5=29+4=9x4=72+9=63+7=3x8=7x6=8+27=63+9=45+9=46-8=28+7=24+40=42+7=9+1 =64+8=6x5=28+4=6x4=4x2=5x6=72-8=81+9=30-21=9x3=54+6=9 7 =42+6=8x6=37+9=18+6=45-8=38+30=35+5=25-20=30+6=21+7=6+56=18+6=164-8=27+9=8+8=5x7=9x3=8+8=32+8=7x8=5x9=184-9=7x7=9x4=274-9=3x7=8x6=14+7=54+9=28+7=29+40=7+24+8=24+4=8x4=5x3=72+8=30— 11=9x9=8+8=16+4=18+29=42+6=6x8=9+36=18+63=36+23=36+23=8x4=7x8=28-17=41-35=32-28=73+18=36+6=12+4=23+21=32+14=46—24=90-45=45+9=9+3=53+36=73+23=14+7=45+5="1 =54+9=67-7=25+36=19+20=42+20=68-54=84—48=44—19=35+5=49+7=8 "9=6+3=4+2=42+7=70-26=9+9=34-18=43+18=12+6=56 - 8二71+17=52-14=3X =63-40=21+3=48+6=52+25=52+42=49+7=4+4=75-46=65+20=28+16=4 5 -2 8 =16+4=3 5 -2 8 =57 — 38=26+34=8 6 -3 4=64+8=40+5=42+39=8 4 -5 6=19+21=34+18=5 0 -1 4 =39+25=24+38=7 5 -9 =34+18=20+5=15+30=18+9=27+3=72+9=36+4=7 2 -5 8 =25+37=30+6=25+5=54+6=49+7=44— 15=15+3=85 — 37=23+69=24+4=12+6=24+15+3=4x9=30^6=12+4=33-25=36+4=68-54=27+9=6x7=28+4=32+8=7x3=47—29=24+3=14+7=54+28=12+6=63+7=64+8=30+5=5x4=36+6=17~9=25+5=71-50=56+8=45+9=7x7=48+8=57 + 36=44—19=82-48=74—16=63+7=18+9=5x8=48+6=45+5=56+8=49-30=63+9=35—7=6x7=32+4=18+9=27+3=54+9=72+8=37-9=7+44=54+9=64-8=3x7=23 + 8=30K6=5x9=24+7+63=9x4=36+6=9x7=56+8=28+6=7x5=36+4=30+5=63+9=64+8=38 + 16=45+5=7X =25 + 23=12+35=27 + 71=46+33=40+8=21 + 15=36+22=59+18=72+24=41-29=44—9=72+16=43 + 32=35-8=56+7=8x2=7+56=56K=124-6=4x2=21-7=7x3=8+8=32+4=80-9=()x6=3042+7=35—6=28+7=()x8=4821+3=36 - 4二18+2=63K=9x6=9x9=46+10=65+40=81+9=55-20=9+46=9+3=9+9=58+32=80-28=33 + 60=54+6=404-8=()x4=2061-13=1 5 s9x3=42—15=18+9=180-60=72-40=47 + 8=14+85=61+27=170+20=5x9=7x7=73+16=10+5=83-29=5x6=43-17=21+27=32+8=30-6二36+4=64+8=5X =15+3=164-8=42+6=400+50=38+26=93-8=49+7=6x9=56-30=35+5=27 + 25=27+9=53+8=4x9=8+2=32+8=8口 =9x9=84+7=80-44=89-8=64-8=34+9=14+7=5+58=64+8=6x3=9x9=72+8=78+15=83-20=43-30=9口 =7+7=8x9+21=58-36=5x7=72+9=36+6=81+9=42+13=24+3=24+8=27-3=42+13=42-6=7+44=42+7=6 4 -8 =21+3=4x8=54+9=49+7=42+7=35+7=19+41=2 4 -6 x 3 =4 x 8 -5 =274-3+6=56+7 — 3=49+9+7=4x34-2=6+3x7=84-4x3=6x5+37=124-4+18=164-4x8=8+4+48=25+5+36=6x8 一 2二2x8+4=8x94-9=36+6+3=9+9x6=42Kx6=96—80+7=64—40—8=40—4+20=7x5-8=14+7+25=15+5+8=8x9—8二1x2+20=54+6+33=510+200=15—45+9=11-40-8=7+1x8=130+80=46-8=8x5—7=9x3 — 8=30+6=36+4=4x5+44=48・ 8+7=1800+200=93-80=6x5+37=10-8^1=7x8=73—4=3x8+4=7x6+10=72+8=64-8=24x0=71-7+30=70-5x9=8x9+21=27+9=53+8=4x9=8+2=32+8=8X=9x9=84+7=80-44=1800-900=4900-1800=420+80=430+1000=500-60=89-8=64—8=34+9=144-7=5+58=64+8=6x3=9x9=72+8=78+15=83-20=43-30=9X =7+7=8x9+21=5x7=72+9=36+6=8 "9=42+13=24+3=24+8=27-3=42+13=42-6=7+44=42K=64-8=21+3=4x8=54+9=49+7=42+7=35+7=19+41=24-6x3=4x8-5=27+3+6=56・ 7-3=49・ 9+7=4x3+2=6+3x7=8+4x3=6x5+37=12+4+18=16+4x8=8+4+48=25+5+36=6 x 8 -2 =2x84-4=8x9+9=36+6+3=9+9x6=42+7x6=96-80+7=64-40-8=40-4+20=7x5-8=14+7+25=15+5+8=8x9—8=6x5+37=10-84-1=7x8=73-4=3x8+4=7x6+10=72+8=64—8=24x0=71-7+30=48+8+7=70-5x9=8x9+21=54+6+33=510+200=7+1x8=130+80=46-8=8x5—7=9x3 — 8=30-6二36+4=4x5+44=11-404-8=24+4=7+63=9x4=36+6=9x7=56+8=28+6=7x5=36+4=30+5=63+9=64+8=38+16=45+5=7X=25+23=12+35=27 + 71=46+33=40+8=21 + 15=36+22=59+18=72+24=41-29=44—9=72+16=43 + 32=35-8=56K=8x2=7+56=56+7=1296=4x2=21-7=7x3=8+8=32+4=80—9=()x6=3042K=35 - 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