Joan had 12 apples. She ate some apples, and there was 9 left. Which number sentence describes what happened?
A) 12 + 9 =_____
B) 9 - 12 + _____
C) 9 - ____ = 12
D) 12 - _____ = 9
Hi Expert, can you help me with that question, we have to select one option in the ABCD which one is right to select????