4.8×0.2>4.8
×
×
.(判斷對錯)
分析:計(jì)算出4.8×0.2的結(jié)果再與4.8進(jìn)行比較即可.
解答:解:4.8×0.2=0.96;
0.96<4.8,
所以題干的說法是錯誤的.
故答案為:×.
點(diǎn)評:本題運(yùn)用一個數(shù)乘以一個小于1的小數(shù),得到的積小于原數(shù).
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3.2×0.2             
1.4×0.4           3.3÷3          1.2÷0.3
2.5×0.4             1.5×2            0.7×7           7.3+0.3
0.53-0.3             1.8×0.5           0.9×0.01        0.23×3
(5)2-1.2               7.8÷6             8.4÷0.21         8.4÷0.7
5.6+3.6            9-2.35              0.56÷8         1.23×3
5.6÷0.4            4.5÷0.9            8.1×2          90÷3
1.23+3             5.6+1.23           4.5×2          5.6÷1.4
4.8÷1.2           7.2÷0.9           6.6÷1.1          7.2÷6
2.1÷3             0.6×0.5           3.23×2          1.8÷3
12.5÷0.1          0.32÷0.8          1.6+3.7           0.45×0.2
0.36÷1.8          0.4×0.5            8.4+5.6         8.4÷2.1
4.8÷0.08          4.8÷0.8            3+2.3           9.3÷3
0.01×8           7.31×100          0.09×6         0.8×0.6
1.25×8            3÷5               2.3+2.3         6.23+3.6

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1.23÷3=0.8×11=1-0.75=
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