试题 试卷
题型:判断题 题类:常考题 难易度:普通
小数乘整数5679 10
0.45×198
=0.45×(200+2)
=0.45×200+0.45×2
=90+0.9
=90.9
[1.9+1.9×(1.9-1.9)]÷1.9=( )
(7.5+2.5×2)×1.4 1.25×3.48×0.08÷0.1
8.7+1.3-0.65+0.35 3.7×10.3-3.7×0.3
12.5×79+12.5 5.69÷0.25÷0.4 11.2÷0.8-11.84
9.6÷(96÷2.5) 16.8-6.8×0.15 10 5×3.4
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