综合套题十
140 - 50 = 60 ÷ 1000 = 600 ÷ 25 =
83.8 + 42.5 = 389 +55 = 14.3 × 10 =
29.08 - 3.5 = 7.6 ÷ 1000 = 9.1 - 5.6 =
8.2 + 1.41 = 56 ×30 = 3.13 × 1000 =
2、简便计算
339 + 705 + 351 + 161 + 549




25 × (4 × 97 )




399 × 101 - 399




19 × 108




53000 ÷ (125 × 53 )




7.64 - (4.26 + 2.64 )




3、四则运算与灵活运用
1008 ÷ 63




4×[184÷(94-92)+184]




88 × 125




5 + 9.34 - 2.57




650 - 549 ÷ 9 + 108




125 × 68 × 25




981×534-534×47-34×534




712 - 253 - 412




2128 ÷ 19 ÷ 8 + 168