trả lời
\(\frac{56}{76}+\frac{65}{76}=\frac{121}{76}\)
\(\frac{31}{40}+\frac{13}{40}=\frac{44}{40}=\frac{11}{10}\)
\(\frac{12}{21}+\frac{71}{21}=\frac{83}{21}\)
chúc bạn học tốt!
a) \(\frac{56}{76}+\frac{65}{76}=\frac{56+65}{76}=\frac{121}{76}\)
b) \(\frac{31}{40}+\frac{13}{40}=\frac{31+13}{40}=\frac{44}{40}=\frac{11}{10}\)
c) \(\frac{12}{21}+\frac{71}{21}=\frac{12+71}{21}=\frac{83}{21}\)
trả lời
56/76+65/76=121/76
chúc bn học tốt
trả lời
31/40+13/40=11/10
chúc bn
học tốt
trả lời
12/21+71/2183/21
chúc bn
học tốt
56/76+65/76 =56+65/76=121/76
31/40+13/40=31+13/40=44/40=11/10
12/21+71/21=12+71/21=81/21
\(\frac{56}{76}+\frac{65}{76}=\frac{56+65}{76}=\frac{121}{76}\)
\(\frac{31}{40}+\frac{13}{40}=\frac{31+13}{40}=\frac{44}{40}=\frac{11}{10}\)
\(\frac{12}{21}+\frac{71}{21}=\frac{12+71}{21}=\frac{83}{21}\)
Mình cũng mới bị trừ
Chúc bạn 1 ngày mới vui vẻ
\(\frac{56}{76}\) \(+\) \(\frac{65}{76}\) \(=\) \(\frac{56+65}{76}\) =...............
\(\frac{31}{40}+\frac{13}{40}=\frac{44}{40}=\frac{11}{10}\)
\(\frac{12}{21}+\frac{71}{21}=\frac{83}{21}\)
tk nha !!!
56/76 + 65/76 = 121/76
31/40 + 13/40 = 44/40 = 22/20 = 11/10
12/21 + 71/21 = 83/21
tk mk nha
\(\frac{56}{76}+\frac{65}{76}=\frac{56+65}{76}=\frac{121}{76}\)
\(\frac{31}{40}+\frac{13}{40}=\frac{31+13}{40}=\frac{44}{40}=\frac{11}{10}\)
\(\frac{12}{21}+\frac{71}{21}=\frac{12+71}{21}=\frac{83}{21}\)
~ Hok tốt ~