综合套题十
40 ÷ 1000 = 4000 ÷ 50 = 77 +928 =
49.5 + 31 = 6.29 × 1000 = 95.9 + 88.2 =
32 ×25 = 90.4 × 10 = 7.4 - 2.8 =
80 - 5.58 = 630 - 70 = 7.7 ÷ 100 =
2、简便计算
3.74 + 6.44 + 5.74 + 4.26 + 2.56




2000 ÷ 125 ÷ 8




114 × 44 + 56 × 114




6.06 - (4.08 + 1.06 )




8 × (35 × 125 )




( 100 + 4 ) × 25




3、四则运算与灵活运用
95500 ÷ ( 955 ÷ 67 )




(86 ÷ 2 + 998) × 7




24 × 25




384 - 2574 ÷ 11 ÷ 18




6×[(50-26)×9+396]




9.85 + 8.8 - 6.7




1712 ÷ 108 × 27




291 + 493 - 485




819 - ( 219 - 786 )