综合套题十
90 ×23 = 540 - 70 = 39.6 + 12.9 =
74.2 × 10 = 42.7 + 78 = 7000 ÷ 50 =
76 +446 = 4.23 × 1000 = 7.6 - 6.8 =
6.6 ÷ 100 = 70 - 5.36 = 70 ÷ 10000 =
2、简便计算
282 + 335 + 318 + 182 + 365




93 × 25 × 4




60000 ÷ (125 × 60 )




698 - (171 + 398 )




101 × 535 - 535




705 × 1458 - 458 × 705




3、四则运算与灵活运用
225 ÷ 25




901 × 98




[(74+95)×2-154]×5




9.25 - 6.41 + 7.53




4.53 - 3.19 + 0.47




(588 ÷ 6 + 592) × 6




6419 - (134 + 919 )




447 - 1155 ÷ 15 ÷ 7




396×424-424×74-22×424