50道计算题、五年级、方程、脱试、但是要答案·如47*520+530*52=470*52+530*52=1000*552

2个回答

  • 30.8÷[14-(9.85+1.07)]

    [60-(9.5+28.9)]÷0.18

    2.881÷0.43-0.24×3.5

    20×[(2.44-1.8)÷0.4+0.15]

    28-(3.4+1.25×2.4)

    2.55×7.1+2.45×7.1

    777×9+1111×3

    0.8×〔15.5-(3.21+5.79)〕

    (31.8+3.2×4)÷5

    31.5×4÷(6+3)

    0.64×25×7.8+2.2

    2÷2.5+2.5÷2

    194-64.8÷1.8×0.9

    36.72÷4.25×9.9

    5180-705×6

    24÷2.4-2.5×0.8

    (4121+2389)÷7

    671×15-974

    469×12+1492

    405×(3213-3189)

    3.416÷(0.016×35)

    0.8×[(10-6.76)÷1.2]

    19.4×6.1×2.3 5.67×0.2-0.62

    18.1×0.92+3.93 0.0430.24+0.875

    0.4×0.7×0.25 0.75×102 100-56.23

    0.78+5.436+1 4.07×0.86+9.12.5

    1、89+124+11+26+48 2、875-147-23

    3.25×125×40×8 4、147×8+8×53

    5、125×64 6、0.9+1.08+0.92+0.1

    用简便方法计算

    ①89+124+11+26+48 ②875-147-23

    ③147×8+8×53 ④125×64

    计算下面各题.

    1.280+840÷24×5 2.85×(95-1440÷24)

    3.58870÷(105+20×2) 4.80400-(4300+870÷15)

    5.1437×27+27×563 6.81432÷(13×52+78)

    7.125×(33-1) 8.37.4-(8.6+7.24-6.6)

    计算.(1∶1)

    (1)156×107-7729 (2)37.85-(7.85+6.4)

    (3)287×5+96990÷318 (4)1554÷[(72-58)×3]

    脱式计算

    2800÷ 100+789 (947-599)+76×64

    1.36×(913-276÷23) 2.(93+25×21)×9

    3.507÷13×63+498 4.723-(521+504)÷25

    5.384÷12+23×371 6.(39-21)×(396÷6)

    (1)156×[(17.7-7.2)÷3] (2)[37.85-(7.85+6.4)] ×30

    (3)28×(5+969.9÷318) (4)81÷[(72-54)×9]

    57×12-560÷35 848-640÷16×12

    960÷(1500-32×45) [192-(54+38)]×67

    138×25×4 (13×125)×(3×8) (12+24+80)×50 704×25 25×32×125 32×(25+125)

    178×101-178 84×36+64×84 75×99+2×75 83×102-83×2 98×199

    123×18-123×3+85×123 50×(34×4)×3 25×(24+16) 178×99+178

    79×42+79+79×57 7300÷25÷4 8100÷4÷75 75×27+19×2 5 31×870+13×310

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

    25×32×125 32×(25+125) 102×76 58×98

    178×101-178 84×36+64×84 75×99+2×75 83×102-83×2

    98×199 123×18-123×3+85×123 50×(34×4)×3 25×(24+16)

    178×99+178 79×42+79+79×57 7300÷25÷4 8100÷4÷75