0.35×57+3.5×4.3怎样简便怎样算?
展开全部
0.35×57+3.5×4.3
=0.35×57+(3.5÷10)×(4.3×10)=0.35×57+0.35×43
=0.35×(57+43)
=0.35×100
=35
同理理或
0.35×57+3.5×4.3
=(0.35×10)×(57÷10)+3.5×4.3
=3.5×5.7+3.5×4.3
=3.5×(5.7+4.3)
=3.5×10
=35
=0.35×57+(3.5÷10)×(4.3×10)=0.35×57+0.35×43
=0.35×(57+43)
=0.35×100
=35
同理理或
0.35×57+3.5×4.3
=(0.35×10)×(57÷10)+3.5×4.3
=3.5×5.7+3.5×4.3
=3.5×(5.7+4.3)
=3.5×10
=35
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展开全部
=0.35x57+0.35 x43
=0.35x(57+43)
=0.35x100
=35
=0.35x(57+43)
=0.35x100
=35
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你对这个回答的评价是?
展开全部
0.35*57+3.5*4.3
=0.35*(57+43)
=0.35*100
=35
=0.35*(57+43)
=0.35*100
=35
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你对这个回答的评价是?
展开全部
0.35x57+3.5x4.3
=3.5x5.7+3.5x4.3
=3.5x(5.7+4.3)
=3.5x10
=35
=3.5x5.7+3.5x4.3
=3.5x(5.7+4.3)
=3.5x10
=35
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评论
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你对这个回答的评价是?
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