人教版四年级数学下册乘除法简便计算 (112) 下载本文

34×8×250 24×250 32×125 36×101 16×99 68 × 95 + 68 × 905

54 × 99 + 54

101 × 56 - 56

29 × 57 - 57 × 9

21 × 83 + 21 × 17

8×95×250 3800÷4÷25 2000÷125÷8 21×50×200 28×8×250 47 × 99 + 47

101 × 34 - 34

25 × 42 - 42 × 5

102 × 23 - 23 × 2

11 × 8 + 11 × 92

40×250 32×125 13×103 21×299 4×31×50 97 × 99 + 97

1001 × 62 - 62

103 × 95 - 95 × 3

44 × 98 + 44 × 902

87 × 99 + 87

3300÷4÷25 35000÷125÷8 26×50×20 19×8×25 12×25 11 × 88 - 88

19 × 89 - 89 × 9

19 × 19 - 19 × 9

23 × 83 + 23 × 917

81 × 999 + 81