There are 7 green apples and 2 red apples on the table. How many apples are on the table?
7 + 2 = 9 apples
There were 10 children at the park. Then 4 went home. How many children were still at the park?
10-4=6 children
Write the addition and subtraction equations
8+2=10 or 2+8=10 AND 10-8=2 or 10-2=8