Question

2. Solve: - 7/10-2/5+1 1/2​

Answer 1

first lets solve

-7/10-2/5

-(7/10+2/5)=lcm of 10,5 is 10

⇒-(7/10+2/5)=-(11/10)=-11/10

-11/10+11/2=lcm of 10,2 is 10.

hence,after adding we will get (-11+55)/10

which is equal to 44/10 or 22/5 or 4.4

hope you have understand