7.3 Independent

Front

The second grade has 19 more students than the first grade. The second grade has 68 students. How many students does the first grade have?

Back

First grade has 49 students.

Front

There are 11 more adults than children at a craft fair. There are 54 adults at the craft fair. How many children are at the craft fair?

Back

There are 43 children at the craft fair.

Front

Caleb is 17 years old. His sister is 12 years younger. How old is Caleb’s sister?

Back

Caleb's sister is 5 years old.

Front

Dylan and his friends had some blueberries. They ate 39 blueberries. They have 21 blueberries left. How many blueberries did Dylan and his friends have at first?

Back

They had 60 blueberries.

Front

Addison made a dam with 18 more rocks than James. Addison’s dam had 42 rocks. How many rocks did James’s dam have?

Back

James used 24 rocks.

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 'more than' mean in math?

Back

'More than' means to add a certain number to another number.

Front

What does 'less than' mean in math?

Back

'Less than' means to subtract a certain number from another number.

Front

What is a word problem?

Back

A word problem is a math problem written in the form of a story or real-life situation.