48×1.08+1.2×56.8简便计算?
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48×1.08+1.2×56.8
=1.2×40×1.08+1.2×56.8
=1.2×43.2+1.2×56.8
=1.2×(43.2+56.8)
=1.2×100
=120
=1.2×40×1.08+1.2×56.8
=1.2×43.2+1.2×56.8
=1.2×(43.2+56.8)
=1.2×100
=120
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简便方法运算:
48×1.08+1.2×56.8
=1.2×40×1.08+1.2×56.8
=1.2×(40×1.08+56.8)
=1.2×100
=120
48×1.08+1.2×56.8
=1.2×40×1.08+1.2×56.8
=1.2×(40×1.08+56.8)
=1.2×100
=120
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48*1.08+1.2*56.8
=1.2*43.2+1.2*56.8
=1.2*(43.2+56.8)
=1.2*100
=120
=1.2*43.2+1.2*56.8
=1.2*(43.2+56.8)
=1.2*100
=120
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解:
48*1.08+1.2*56.8
=48*(1.08+1.42)
=48*2.5
=48*5/2
=24*5
=120
48*1.08+1.2*56.8
=48*(1.08+1.42)
=48*2.5
=48*5/2
=24*5
=120
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48×1.08+1.2×56.8
=12x4×1.08+1.2×56.8
=1.2x43.2+1.2×56.8
=1.2x(43.2+56.8)
=1.2x100
=120
=12x4×1.08+1.2×56.8
=1.2x43.2+1.2×56.8
=1.2x(43.2+56.8)
=1.2x100
=120
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