Question

10+____=3
ok this is the last one

Answer 1

`10 + 3 = 30`

Explanation:

that is the answer

Answer 2

10 + (-7) = 3

Explanation:

Since the answer is 3, the missing number has to be negative.

To find it, you need to subtract 10 with 3 and add a negative sign to it.

10 - 3 = 7 = -7

The answer would be -7