第99页

信息发布者：
五
三
0.1
＜
＜
15
7
250
4.2
5.99
7.6
4.2
168
197.6
26
商不变
0.25
2.25
=12.5×0.8-1.25×0.8
=10-1
=9
=1.84×(8.9÷8.9)÷2.3
=1.84÷2.3
=0.8
=2.4×100+2.4×1
=240+2.4
=242.4
=1.4×(12.9-5.9)
=1.4×7
=9.8
=(81.4-3.75)÷(2.5×4)
=77.65÷10
=7.765
=7.5+17.5
=25
=(6.3+3.7)×0.5
=10×0.5
=5
=56×1.18+1.18×44
=(56+44)×1.18
=118
2.4
46189
​$0.\underbrace {00···0}_{9个0}15$​
​$0.\underbrace {00···0}_{19个0}1$​
4
0.006
0.9
8.9
2.5
1.225
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