综合套题十
36.6 + 9.8 = 3.5 + 5.51 = 9.2 - 2.5 =
3000 ÷ 50 = 7.1 ÷ 1000 = 70 ×48 =
64 +978 = 71.44 - 2.9 = 60 ÷ 1000 =
630 - 50 = 7.99 × 1000 = 76.6 × 10 =
2、简便计算
5000 ÷ 8 ÷ 125




628 × 164 - 628 × 64




674 - (467 + 174 )




15 × 8 × 125




2.67 + 4.65 + 3.48 + 1.35 + 3.52




699 × 810 + 699 × 190




3、四则运算与灵活运用
(31 × 6 + 675) × 8




25 × 64




1.48 - 2.84 + 3.52




98 × 598




9.6 - 6.32 + 9.06




( 185 + 165 ) ÷ 5




498 ÷ 48 × 16




190 ÷ 19 ÷ 2 + 252




2×[(53-31)×7+359]