综合套题十
61.7 + 15.9 = 30 ×73 = 86.2 × 100 =
940 - 90 = 30 - 7.64 = 5000 ÷ 50 =
20 ÷ 1000 = 7.4 - 5.5 = 6.57 × 1000 =
5.6 ÷ 1000 = 859 +68 = 1.7 + 6.87 =
2、简便计算
398 + 538 + 102 + 792 + 262




428 × 65 + 35 × 428




27000 ÷ (27 × 25 )




552 - (295 + 152 )




65 × 8 × 125




1006 × 15




3、四则运算与灵活运用
1440 ÷ 72




74 × 25




938 - ( 738 - 314 )




4.1 + 8.44 - 5.47




806 - 47 × 6 + 368




3516 - (354 + 316 )




286 ÷ 44 × 22




[(202+38)÷6+313]×5




440 - 300 ÷ (5 × 20)