Trang chủ » Hỏi đáp » Môn Toán 3/4+2/3+1/15 7/11+5/7+12/33 15/164/5+7/32 sos 14/10/2023 3/4+2/3+1/15 7/11+5/7+12/33 15/164/5+7/32 sos
Giải đáp: 3/4 + 2/3 + 1/15 = 45/60 + 40/60 + 4/60 = (45+40+4)/60 = 89/60 $\\$ 7/11 + 5/7 + 12/33 = 49/77 + 55/77 + 12/33 = 104/77 + 12/33 = 12/7 $\\$ 15/16 xx 4/5 + 7/32 = 3/4 + 7/32 = 24/32 + 7/32 = 31/32 $#tientoan$ Trả lời
3/4+2/3+1/15=17/12+1/15=89/60 7/11+5/7+12/33=104/77+12/33=12/7 15/16. 4/5+7/32=3/4+7/32=31/32 #loanluyendh Trả lời
