3 .6x7 8+2 2x36怎么列式?
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2020-09-19 · 知道合伙人教育行家
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3 .6×7. 8+2 .2×36
=3.6×7.8+22×3.6
=3.6×(7.8+22)
=3.6×29.8
=3.6×(30-0.2)
=3.6×30-3.6×0.2
=108-0.72
=107.28
=3.6×7.8+22×3.6
=3.6×(7.8+22)
=3.6×29.8
=3.6×(30-0.2)
=3.6×30-3.6×0.2
=108-0.72
=107.28
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=36*7.8+22*36
=36*(7.8+22)
=36*29.8
=36*(30-0.2)
=36*30-36*0.2
=1072.8
=36*(7.8+22)
=36*29.8
=36*(30-0.2)
=36*30-36*0.2
=1072.8
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