27道分数加减法的脱式计算59道解方程.177道分数加减法的应用题和长、正方体表面积体积的应用题.

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  • 1.125*3+125*5+25*3+25

    2.9999*3+101*11*(101-92)

    3.(23/4-3/4)*(3*6+2)

    4.3/7 × 49/9 - 4/3

    5.8/9 × 15/36 + 1/27

    6.12× 5/6 – 2/9 ×3

    7.8× 5/4 + 1/4

    8.6÷ 3/8 – 3/8 ÷6

    9.4/7 × 5/9 + 3/7 × 5/9

    10.5/2 -( 3/2 + 4/5 )

    11.7/8 + ( 1/8 + 1/9 )

    12.9 × 5/6 + 5/6

    13.3/4 × 8/9 - 1/3

    14.7 × 5/49 + 3/14

    15.6 ×( 1/2 + 2/3 )

    16.8 × 4/5 + 8 × 11/5

    17.31 × 5/6 – 5/6

    18.9/7 - ( 2/7 – 10/21 )

    19.5/9 × 18 – 14 × 2/7

    20.4/5 × 25/16 + 2/3 × 3/4

    21.14 × 8/7 – 5/6 × 12/15

    22.17/32 – 3/4 × 9/24

    23.3 × 2/9 + 1/3

    24.5/7 × 3/25 + 3/7

    25.3/14 ×× 2/3 + 1/6

    26.1/5 × 2/3 + 5/6

    27.9/22 + 1/11 ÷ 1/2

    (0.5+x)+x=9.8÷2

    2(X+X+0.5)=9.8

    25000+x=6x

    3200=450+5X+X

    X-0.8X=6

    12x-8x=4.8

    7.5*2X=15

    1.2x=81.6

    x+5.6=9.4

    x-0.7x=3.6

    91÷x =1.3

    X+8.3=10.7

    15x =3

    3x-8=16

    7(x-2)=2x+3

    3x+9=27

    18(x-2)=270

    12x=300-4x

    7x+5.3=7.4

    3x÷5=4.8

    30÷x+25=85

    1.4×8-2x=6

    6x-12.8×3=0.06

    410-3x=170

    3(x+0.5)=21

    0.5x+8=43

    6x-3x=18

    1.5x+18=3x

    5×3-x÷2=8

    0.273÷x=0.35

    1.8x=0.972

    x÷0.756=90

    9x-40=5

    x÷5+9=21

    48-27+5x=31

    10.5+x+21=56

    x+2x+18=78

    (200-x)÷5=30

    (x-140)÷70=4

    0.1(x+6)=3.3×0.4

    4(x-5.6)=1.6

    7(6.5+x)=87.5

    (27.5-3.5)÷x=4