Question

Please help, this is 7th grade math

Answer 1

its -1 and 3/4

Explanation:

because u have to find a common denominator first and then a negative plus a positive is a negative so i hope this helps i just learned this like two weeks ago

Answer 2

-3/4.

When there is a plus and a minus sign, it means add a negative, so take out the plus sign.

1/2-5/4

Find like terms

2/4-5/4

2-5 =-3

4. =4

Therefore the answer is -3/4