\(\frac{9}{4}+\frac{3}{5}=\frac{57}{20}\)
\(\frac{2}{5}+\frac{4}{7}=\frac{34}{35}\)
\(\frac{3}{5}+\frac{4}{3}=\frac{29}{15}\)
9/4+3/5=57/20
2/5+4/7=34/35
3/5+3/4=27/20
9/4+3/5=57/20
2/5+4/7=34/35
3/5+4/3=29/15
9/4+3/5=57/20 , 2/5+4/7=34/35 , 3/5+4/3=24/15
9/4+3/5=45/20+12/20=57/20
2/5+4/7=14/35+20/35=34/35
3/5+4/3=9/12+20/12=29/12
CHÚC BẠN HỌC GIỎI!
1,53/20 2, 34/35 3,29/15
1. 57/20
2. 34/35
3. 29/15
9/4 + 3/5 = 1.05
2/5 + 4/7 = 0.6285714285714286
3/5 + 4/3 = 1.533333333333333
9/4+3/5= 57/20
2/5 + 4/7 =34/35
3/5 + 4/3 ==29/15