Toán Lớp 5: Tính nhanh
11,2×8-33,6+5,6×4+22,4:2×3
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Toán Lớp 5: Tính nhanh
11,2×8-33,6+5,6×4+22,4:2×3
Comments ( 2 )
=89,6-33,6+22,4+33,6
=(89,6+22,4)+(-33,6+33,6)
=112+0
=112