CCA 1 Q2 First grade Review

Front

What is the result of 17 - 8?

Back

9

Front

If Erin has 4 pennies and Ryan has 10 pennies, how many more pennies does Ryan have than Erin?

Back

6

Front

What addition fact can be used to solve the equation □ + 8 = 17?

Back

9

Front

What is a way to make the number 10 using two addends?

Back

1 + 9, 2 + 8, 3 + 7, 4 + 6, 5 + 5, etc.

Front

What number sentence represents the addition of 2 and 7?

Back

2 + 7 = 9

Front

What is the definition of subtraction?

Back

Subtraction is the operation of finding the difference between two numbers.

Front

What is the definition of addition?

Back

Addition is the operation of combining two or more numbers to get a total.

Front

How can you represent the equation 8 + 9 = 17 using a number line?

Back

Start at 8 and move 9 units to the right to reach 17.

Front

What is a model that can show the concept of making 10?

Back

Using counters or blocks to visually represent pairs that add up to 10.

Front

What is the relationship between addition and subtraction?

Back

Subtraction is the inverse operation of addition.