简便计算四十题急需答案和过程

小学40道简便运算答案及过程

简便计算四十题
6.9+4.8+3.1
0.456+6.22+3.78
15.89+(6.75-5.89)
4.02+5.4+0.98 5.17
3.68+7.56-2.68 7.85
3.82+2.9+0.18+9.1 9.6
5.27+2.86-0.66+1.63
66.86-8.66-1.34 36.8
25.48-(9.4-0.52)
0.35×1.6+0.35×3.4
0.25×8.6×4
6.72-3.28-1.72
0.45+6.37+4.55
5.4+6.9×3-(25-2.5)
2×41846-620-380
4.8×46+4.8×54
0.8+0.8×2.5
28×12.5-12.5×20
65.65-(3.07+3.65)
(4+0.4×0.25)
1.65×99+1.65
27.85-(7.85+3.4)
48×1.25+50×1.25
7.8×9.9+0.78
120-144÷18+35
8×7×1.25
0.12×4.8÷0.12×4.8
44.(3.2×1.5+2.5)÷1.6
3.2×(1.5+2.5)÷1.6
5.38+7.85-5.37
0.68×1.9+0.32×1.9
102×4.5
7.8×6.9+2.2×6.9
5.6×0.25
8×(20-1.25)
温馨提示:答案为网友推荐,仅供参考
相似回答