a) 4+2/5=22/5
b) 5/4+2=13/4
c) 3+3/2=9/2
d) 3/4-1/8=5/8
e) 17/15-7/10=13/30
g) 25/12-15/8=5/24
h) 5-4/3=11/3
i)15/4-3=3/4
a)\(\dfrac{4}{1}+\dfrac{2}{5}=\dfrac{20}{5}+\dfrac{2}{5}=\dfrac{22}{5}\)
b)\(\dfrac{5}{4}+\dfrac{2}{1}=\dfrac{5}{4}+\dfrac{8}{4}=\dfrac{13}{4}\)
c)\(\dfrac{3}{1}+\dfrac{3}{2}=\dfrac{6}{2}+\dfrac{3}{2}=\dfrac{9}{2}\)
d)\(\dfrac{3}{4}-\dfrac{1}{8}=\dfrac{6}{8}-\dfrac{1}{8}=\dfrac{5}{8}\)
e)\(\dfrac{17}{15}-\dfrac{7}{10}=\dfrac{34}{30}-\dfrac{21}{30}=\dfrac{13}{30}\)
g)\(\dfrac{25}{12}-\dfrac{15}{8}=\dfrac{50}{24}-\dfrac{45}{24}=\dfrac{5}{24}\)
h)\(\dfrac{5}{1}-\dfrac{4}{3}=\dfrac{15}{3}-\dfrac{4}{3}=\dfrac{11}{3}\)
i)\(\dfrac{15}{4}-\dfrac{3}{1}=\dfrac{15}{4}-\dfrac{12}{4}=\dfrac{3}{4}\)
4/1+2/5= 20/5+2/5= 22/5
5/4+2/1= 5/4+ 8/4= 13/4
3/1+3/2= 6/2+ 3/2= 9/2
6/8- 1/8= 5/8
34/30- 21/30= 13/30
50/24- 45/24= 5/24
5/1- 4/3= 15/3- 4/3= 11/3
15/4- 3/1= 15/4- 12/4= 3/4
4/1+2/5= 20/5+2/5= 22/5
5/4+2/1= 5/4+ 8/4= 13/4
3/1+3/2= 6/2+ 3/2= 9/2
6/8- 1/8= 5/8
34/30- 21/30= 13/30
50/24- 45/24= 5/24
5/1- 4/3= 15/3- 4/3= 11/3
15/4- 3/1= 15/4- 12/4= 3/4
