-7/4:13/5-7/4×8/13 -8/3×2/11-8/3÷11/9 15625:3125+1 16/5-5/4×(4/25) Giúp vs ạ

-7/4:13/5-7/4×8/13 -8/3×2/11-8/3÷11/9 15625:3125+1 16/5-5/4×(4/25) Giúp vs ạ
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