跪求六年级数学脱式计算题20道(1.2.中等难度 3.不可为纯数字,必须有分数)

1个回答

  • (1)4/7÷[1/3×(3/5-3/10)]

    (2)(4/5+1/4)÷7/3+7/10

    (3)12.78-0÷( 13.4+156.6 )+ 37.812-700÷(9+31×11)- (136+64)×(65-345÷23)/ 3.2×(1.5+2.5)÷1.6

    (4)85+14×(14+208÷26)

    (5)(6.8-6.8×0.55)÷8.5

    (6) (284+16)×(512-8208÷18)

    (7)0.12× 4.8÷0.12×4.8

    (8)(3.2×1.5+2.5)÷1.6

    (9)4×(25×65+25×28)+ 138×25×4* (13×125)×(3×8) +(12+24+80)×50

    (10)25×32×125

    (11)32×(25+125)

    (12)102×76

    (13) 58×98

    (14)280+840÷24×5

    (15)85×(95-1440÷24)

    (16)58870÷(105+20×2)

    (17)80400-(4300+870÷15)

    (18)1437×27+27×563

    (19)81432÷(13×52+78)

    (20)125×(33-1)

    (21)37.4-(8.6+7.24-6.6)