32Ã2.5Ã1.25
=4Ã8Ã2.5Ã1.25
=ï¼4Ã2.5ï¼Ãï¼8Ã1.25ï¼
=10Ã10
=100
1.08Ã0.8÷0.27
=1.08÷0.27Ã0.8
=4Ã0.8
=3.2
28.9÷1.25÷0.8
=28.9÷ï¼1.25Ã0.8ï¼
=28.9÷1
=28.9
4.32Ã7.3+2.7Ã4.32
=4.32Ãï¼7.3+2.7ï¼
=4.32Ã10
=43.2
ï¼5.2-4.6ï¼Ã4.25-0.8
=0.6Ã4.25-0.8
=2.5-0.8
=1.7
7.5Ã99
=7.5Ãï¼100-1ï¼
=7.5Ã100-7.5Ã1
=750-7.5
=742.5
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