I have a test and i need help plz help me.

1.) different, subtract, 14

2.) same, add, -33

3.) same, add, -70

4.) different, subtract, 0

5.) different, subtract, -10

6.) different, add, 12

7.) same, subtract, 3

8.) different, subtract, -4

9.) different, subtract, -4

10.) 14

11.) Mark has more, he has $14 more

12.) 9

13) -13 - 12 = -25

14) 200 - 40 = 60

15) 12 - 3 = 8

sine

step-by-step explanation: