第73页

信息发布者：
A
B
D
B
B
B
A
A
0.25
9
0.5
800
0.3
10
0.02
4
64
10.37
502
0.16
0.8

=1.25×4×0.8×2.5
=5×2
=10
=7.8×10-7.8×0.1
=78-0.78
=77.22
=40+5.6×(1-1.7)
=40-3.92
=36.08
=3.5÷0.7÷0.2
=5÷0.2
=25
=1.89×(4×2.5)
=18.9
=(3.75+6.25)÷2
=10÷2
=5
=0.1111×3.2+0.1111×16.8
=0.1111×(3.2+16.8)
=0.1111×20
=2.222
​$1.5 + 1.5 + 1.5 + 1.5 - 1.5 = 4.5$​
​$(1.5 - 1.5)×1.5 + 1.5 + 1.5 = 3$​
​$(1.5 + 1.5)×(1.5 + 1.5)÷1.5 = 6$​
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