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2016-02-29
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2.05÷0.82 + 43.6×1.5
= 205÷82 + 43.6×(1+0.5)
= (41×5)÷(41×2) + 43.6×1+43.6×0.5
= 5÷2 + 43.6+43.6÷2
= 2.5 + 43.6 + 21.8
= 46.1 + 21.8
= 67.9
= 205÷82 + 43.6×(1+0.5)
= (41×5)÷(41×2) + 43.6×1+43.6×0.5
= 5÷2 + 43.6+43.6÷2
= 2.5 + 43.6 + 21.8
= 46.1 + 21.8
= 67.9
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