综合套题十
90 ÷ 10000 = 30.8 × 10 = 9.91 × 1000 =
60 - 5.86 = 430 - 40 = 31 ×50 =
39.9 + 18.9 = 16.1 + 84 = 276 +76 =
8.6 ÷ 100 = 300 ÷ 25 = 4.6 - 3.7 =
2、简便计算
662 - (356 + 162 )




1000 ÷ 25 ÷ 4




8.79 + 2.82 + 4.24 + 1.18 + 4.76




( 125 + 30 ) × 8




66 × 25 × 4




862 + 862 × 999




3、四则运算与灵活运用
( 375 + 175 ) ÷ 5




2×[(244-74)÷5+413]




594 ÷ 54




444 - 380 ÷ (2 × 10)




4.05 - 1.15 + 0.95




56 × 25




8.87 - 2.8 + 5.1




(88 × 9 - 565) × 7




872×266-27×872-872×39