Answer:
1 apple
Step-by-step explanation:
2-1=1
Have a great day or night wharever you are!
The number of apples you will have left if your sister takes away one is; 1 apple
We are told that you have 2 apples.
Now, if you have 2 it means that anyone taken away from you would be subtracted from the one that you have.
This means that;
Number of apples you have left if your sister takes one is; 2 - 1 = 1 apple.
Read more on subtraction at; https://brainly.com/question/17301989