Toán Lớp 7: 2/7 + 5/7 * 14/25
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Toán Lớp 7: 2/7 + 5/7 * 14/25
nhanh giúp mình
Comments ( 2 )
=2/7+2/5
=10/35+14/35
=24/35
Vậy 2/7+5/7 . 14/25=24/35