Toán Lớp 5: Bài 5: Tính nhanh
a) 6/13 – 13/8+7/13-3/8 b) 6/13 – 1/8+7/13-2/16
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Toán Lớp 5: Bài 5: Tính nhanh
a) 6/13 – 13/8+7/13-3/8 b) 6/13 – 1/8+7/13-2/16
Comments ( 2 )
=6/13+7/13-13/8-3/8
=1-5/4
=4/4-5/4
=-1
b) 6/13 – 1/8+7/13-2/16
=6/13+7/13-1/8-2/16
=1-2/16-2/16
=3/4