To find 38 + 45, you could first find 38 + 50 = 88. Then what should you do.

Subtract 5 from 88?

whay would you need to add that just add the 38+ 45?

After finding that 38 + 50 = 88, you can subtract the extra 5 that was added to 38. Since you added 50 initially, you need to subtract 5 to compensate for the extra amount. So, you subtract 5 from 88.

88 - 5 = 83.

Therefore, the final answer is 83.