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第9頁

信息發(fā)布者：
0.25×4.4=0.25×4×1.1=1×1.1=1.1
0.25×4.4=0.25×4+0.25×0.4=1+0.1=1.1
=35.8×(6.7+3.7-0.4)
=35.8×10
=358
=38.2×(0.28+0.61+0.11)
=38.2×1
=38.2
3.5
80
0.67
0.8
10
0.296
0.004
100
0.91
=0.25×4×9.87
=1×9.87
=9.87
=8.45-0.045
=8.405
=0.75×(100-2)
=75-1.5
=73.5
32+29.6+38+2.5×12=129.6(元)
129.6＜150
答：夠。
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