OA 1-4 Practice

Front

What is addition?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another.

Front

What does it mean to group numbers?

Back

Grouping numbers means to combine them in a way that makes it easier to add or subtract.

Front

How do you find the total number of items collected?

Back

To find the total, add all the items together.

Front

What is a number sentence?

Back

A number sentence is a mathematical statement that shows a relationship between numbers using operations like addition or subtraction.

Front

What is a row in terms of counting items?

Back

A row is a straight line of items arranged next to each other.

Front

If you have 9 eggs and 4 hatch, how many are left?

Back

You subtract the number of eggs that hatched from the total number of eggs.

Front

What is the total of 17, 31, and 33?

Back

The total is 81.

Front

If you practice 89 days out of 97, how many days did you not practice?

Back

You subtract 89 from 97 to find that you did not practice for 8 days.

Front

What does it mean to plant in rows?

Back

Planting in rows means to arrange plants in straight lines for better organization.