33×3/100+5又7/10÷(10/3)+0.15×2脱式计算?
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依据题意列式计算如下:
33×3/100+(5+7/10)÷(10/3)+0.15×2
=99/100+57/10×3/10+0.3
=99/100+171/100+30/100
=300/100
=3
33×3/100+(5+7/10)÷(10/3)+0.15×2
=99/100+57/10×3/10+0.3
=99/100+171/100+30/100
=300/100
=3
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原式=99/100 +5.07x3/10+0.3
=0.99+15.21/10+0.3
=0.99+1.521+0.3
=0.99+1.821
=1-0.01+1.821
=2.821-0.01
=2.811
=0.99+15.21/10+0.3
=0.99+1.521+0.3
=0.99+1.821
=1-0.01+1.821
=2.821-0.01
=2.811
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