综合套题十
125 ×32 = 3.87 × 1000 = 700 ÷ 25 =
520 - 90 = 50 - 4.22 = 2.1 - 1.5 =
878 +93 = 7.2 + 6.92 = 50.2 × 10 =
7.3 ÷ 1000 = 70 ÷ 10000 = 90.9 + 91.2 =
2、简便计算
1000 ÷ 4 ÷ 25




4 × ( 25 + 400 )




125 × (8 × 66 )




101 × 689 - 689




187 + 618 + 161 + 213 + 439




561 - 118 - 282




3、四则运算与灵活运用
1.1 + 8.8 - 2.5




151 - 185 ÷ 5 + 157




5×[6×(91-80) +214]




9310 ÷ ( 931 ÷ 71 )




4.91 - 2.85 + 4.09




1299 ÷ 63 × 21




458 - 576 ÷ (3 × 12)




34 × 25




4536 - (872 + 836 )