How do you solve step by step (-10) + 14+25 + (-16)

(-10) + 14 + 25 + (-16) Add 14 and 25

(-10) + 39 + (-16) Change 39 + (-10) to 39 - 10

(-10) + 39 - 16 Subtract 16 from 39

(-10) + 23 Change (-10) + 23 to 23 - 10

23 - 10 Subtract 10 from 23

13

*Remember, you can rearrange expressions like this as long as each number keeps its sign. Notice that (-10) had its negative sign the whole time, even though we moved it around.