1.8+18÷1.5-0.5×0.3
=1.8+12-0.15
=13.65
（0.62+7.638÷0.1）÷0.25
=（0.62+76.38）÷0.25
=77÷0.25
=308
1.8+18÷1.5-0.5×0.3 （0.62+7.638÷0.1）÷0.25
1个回答
相关问题
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口算4.2÷0.1=7÷0.25=5.6×1.01=1.25×0.8×0.5=0.9÷0.01=1.23÷3=0.99+
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0.8÷(5/4×1.25)÷(0.64-1/25)+1.2×0.5÷4/5
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口算．40×0.7= 8.4÷0.2= 3.67×0.2= 3.5÷10= 3.6÷0.6= 1.7×0.5= 1.25
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口算．40×0.7= 8.4÷0.2= 3.67×0.2= 3.5÷10= 3.6÷0.6= 1.7×0.5= 1.25
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9.1×3= 0.8×7= 5.6÷2= 11÷3= 40×0.5= 10-0.1= 2.48÷0.8= 2.1÷0.7
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直接写出得数．1.8÷0.6= 5.2×5= 6.3÷0.7= 1.25×0.8= 17×0.3= 0.96÷2= 0×
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3.8÷1.25÷1.25÷8÷8 0.368×(4.82+5.7+5.18+2.9)÷3.68
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口算4.8÷3= 1.8×0.5= 0.04×5= 0÷8.13= 25.2÷6= 3.5×0.07= 3.6÷1.8=
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口算 5×4=6.4÷0.8=7.2×0.01=10÷4=0.36×2=1÷0.125=0.25×8=8.1÷0.3=0
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口算：23.1+15.8+21.9=100-0.5=7.2÷1.25÷0.8=5.5-5.5÷5=1.2×0.5=3÷7