
六年级下册数学计算题专项练习(2020年10月整理).pptx
3页六年级数学下册计算题专项练习,一、解方程,,2,x-x=14 60%+ 5,,,4(X-1.2)=2.5X+5.2 2,1 5,X+5=50%X 60%X,1 3,,,353519 4 58 x=1 42:5 =X:7 5 +1.2X=25,X: =21: : =X:10 (1-25%)X=36,,X/5-X/6=1.4 20%X-1.84=0.8 4(X=2)=5(X+1) 二、脱式计算248,111,,11,44,,36(7/9+5/6)29/5 (1--)(1 + 1)8,1,,14,5,8,5,48,11,,,36,15,,5,2,,5,2,,12(1+-) 44 1,,11,,100200010,1,,,,,,,3245,1152,,,31,,,,54323,231,0.7(5/6-1/4 )24(),,,,2 ( 3,,45,1,,10,19,,6,,1311,7,,7,3,,,,2217,3102,)(1) 5--,5,3/41(1/5-1/20) 15.2-20/7+3.8-6/7 168.1(43/102-0.4) 三、能简便的要简便计算,,,53,,,15,,,1216,57,,,1212,75,()48 3--,8448,,,,32,,54,,31,,25,7,,25,7,+0.6 12.751.75 11101- 411,,,,,4714,113,,3,28(+-) 50 51 0.8+634/5+3680%,,,4,3,,,77,22,,7,2,,,,12412,2,715,254 (39+4)-(-),,4,91,,5/7-0.35+2/7-0.65 7/843+87.5%36+0.875 90,9.0799+9.07 674+334 32 0.125 25,,,,,2511253,,,8,7 8 + 7 11 4.27 1 4.73 8 1,,,,,332,,4 ,,,8 4 4 7 4.75 7 12 3,,, 16,10.25 5.72 4.28,25,24424,945,54 17 3 17 4 25 ,,43,13 11 8 5 3,4,1212,4.85 7 3 5 ,,,,5.73 1 7 1 7 1212,3,,7.2 100 0.72 10 99 0.25 0.25 5 3 3.42 4 1 44,。












