
直接写出得数: 2×0.5= 4÷0.2= 0.45×2= 1.25×8= 0.4+0.16= 1.3÷1.3= 1.45+5.5= 1-0.6
直接写出得数:2×0.5=4÷0.2=0.45×2=1.25×8=0.4+0.16=1.3÷1.3=1.45+5.5=1-0.68=0.63÷0.9=0.2×0.4=0....
直接写出得数: 2×0.5= 4÷0.2= 0.45×2= 1.25×8= 0.4+0.16= 1.3÷1.3= 1.45+5.5= 1-0.68= 0.63÷0.9= 0.2×0.4= 0.84÷0.2= 0.61+0.06=
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解:(1)2×0.5=1 | (2)4÷0.2=20 | (3)0.45×2=0.9 | (4)1.25×8=10 | (5)0.4+0.16=0.56 | (6)1.3÷1.3=1 |
(7)1.45+5.5=6.95 | (8)1-0.68=0.32 | (9)0.63÷0.9=0.7 | (10)0.2×0.4=0.08 | (11)0.84÷0.2=4.2 | (12)0.61+0.06=0.67 |
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