综合套题十
420 - 60 = 2.8 + 6.52 = 400 ÷ 25 =
2.1 - 1.8 = 8.95 × 1000 = 30 - 3.22 =
5.5 ÷ 1000 = 82 ×50 = 70 ÷ 1000 =
66.2 + 6.9 = 87 +319 = 40.5 × 10 =
2、简便计算
795 - (367 + 395 )




106 × 16




766 × 481 + 766 × 519




143 + 425 + 538 + 157 + 362




25 × (4 × 95 )




4000 ÷ 4 ÷ 25




3、四则运算与灵活运用
9060 ÷ ( 906 ÷ 33 )




(207 ÷ 9 + 907) × 3




2×[(170-26)÷4+244]




757×986-986×29-28×986




679 - 295 - 179




2.9 + 9.15 - 2.83




125 × 88




819 ÷ (13 × 7) + 406




231 + 852 - 848