52×4.7 4.7×15 6.7×53简便运算如题0v0
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52×4.7 4.7×15 6.7×53简便运算如题0v0
52×4.7 4.7×15 6.7×53简便运算
如题0v0
52×4.7 4.7×15 6.7×53简便运算如题0v0
52×4.7+4.7×15+6.7×53
=(52+15)×4.7 +6.7×53
=67×4.7 +67×5.3
=67×(4.7+5.3)
=67×10
=670
52×4.7
=(50+2)×4.7
=235+9.4
=244.4
4.7×15
=4.7×(10+5)
=47+23.5
=70.5
6.7×53
=6.7×(50+3)
=335+22.1
=357.1
52×4.7 4.7×15 6.7×53简便运算如题0v0
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4.7-4.7×0.25 巧算
6.3+1.3-6.3+6.7和4.7-3.62-0.38+0.3能简算吗
4.7.11.().()
4.7题
x-28=52 x+4.7=9.6
4.7x10.2=4.7x( )+4.7x( )
用简便方法计算:5.6×0.38+0.56×4.7+0.056×15
简便计算 5.6*0.38+0.56*4.7+0.056*15
5.6×0.38+0.56×4.7+0.056×15用简便
倍数:每个写出4个.4.7.10.12.15的倍数.
4.7+4.7*9简便计算急
4.7*2.34-0.34*4.7=(简便计算)
4.7*3.8-14.56
4.7*1.58+0.53*15.8
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