综合套题十
89 +928 = 50 ÷ 10000 = 4.2 - 1.7 =
20 - 3.51 = 81.5 × 10 = 830 - 60 =
74.5 + 18 = 5.25 × 1000 = 5000 ÷ 50 =
81.9 + 13.8 = 125 ×32 = 7.7 ÷ 100 =
2、简便计算
9000 ÷ 4 ÷ 25




25 × (4 × 18 )




1006 × 14




99 × 702 + 702




9.16 - (1.52 + 2.16 )




409 + 785 + 296 + 491 + 304




3、四则运算与灵活运用
7.3 - 6.64 + 2.9




100 ÷ 25




88 × 125




466 - 3978 ÷ (17 × 18)




5×[(79-55)×5+368]




1755 ÷ 84 × 28




1.66 - 2.99 + 4.34




4653 - (153 + 146 )




(115 ÷ 5 + 791) × 5