Question

solve the integers
1)70-90
2)23-(-12)
3)(-32)-(-40)
4)(-15)-(-18)​

Answer 1

Answer:

1. 70 - 90 = - 20

2. 23 -(-12) = 23 + 12 = 35

3. (-32)-(-40) = -32 + 40 = 8

4. (-15)-(-18) = -15 + 18 = 3

Hope it helps.

Answer 2

Answer:

1) -20

2)35

3)8

4)3

Step-by-step explanation:

+ × - = -

+×+=+

-×-=+

-×+=-