Respuesta :
1/2+2/5
find the common denominator which is 10
multiply 1/2 by 5
(1)(5)/(2)(5)=5/10
multiply 2/5 by 2
(2)(2)/(5)(2)=4/10
5/10+4/10
Answer:
9/10
1/2+2/5
find the common denominator which is 10
multiply 1/2 by 5
(1)(5)/(2)(5)=5/10
multiply 2/5 by 2
(2)(2)/(5)(2)=4/10
5/10+4/10
Answer:
9/10
