分数乘法口算题

1个回答

  • 124×13= 1

    562×17=4

    29×618= 2/27

    14×7= 7/4

    313×26= 6

    176×32=17/4

    23×92=3

    65×142=42/5

    167×284=16

    292×6=87

    12×7=7/2

    14×9=9/4

    43×9= 12

    94×11=99/4

    315×29= 2/45

    57×75=1

    123×92=9/46

    244×16= 1

    7613×138= 2/13

    879×319= 87/57

    125×13= 4/5

    5612×17=2/3

    29×1518= 5/27

    111×7=7/11

    319×26= 78/19

    178×32= 51/16

    26×92=3/2

    615×142= 42/15

    1614×284= 8

    292×4=58

    7/9×9/7=1

    4/9×3=4/3

    3×1/3=1

    1/2×1/3=1/6

    2/7×3/9=2/21

    3/9×7/2=7/6

    21/25×1/42=1/50

    4/5×3/4=3/5

    2/3×3/2=1

    1/7×14=2

    6×1/6=1

    2/3×5/6=5/9

    5/6×6/5=1

    1/25×25=1

    3×1/3=1

    6/7×3/2=9/7

    1/2×2=1

    4/11×4=16/11

    4/11×11=4

    4/9×3/8=1/6

    5/3×3=5

    3×1/3= 1

    1/2×2=1

    0÷8/4=0

    2/7×2=4/7

    2×1/7=2/7

    41/12×4=41/3

    41/12×12=41

    16×1/16=1

    12×1/12=1

    9×1/9 =1

    12×3/9=4

    3/9×9=