Front

What is mental math?

Back

Mental math is the ability to perform calculations in your head without using a calculator or paper.

Front

What does it mean to fill in the blank in a math problem?

Back

Filling in the blank means finding the missing number or answer that completes the equation or statement.

Front

If you have 5 apples and you get 6 more, how many apples do you have in total?

Back

11 apples.

Front

What is the strategy to solve for a missing number?

Back

You can use addition or subtraction to find the missing number based on the numbers given.

Front

If you have 800 and you add 52, what is the total?

Back

852.

Front

What is the result of 600 + 51?

Back

651.

Front

What does it mean to use mental math strategies?

Back

It means using techniques like breaking numbers apart, rounding, or using known facts to solve problems quickly in your head.

Front

If you have 10 and you take away 4, how many do you have left?

Back

6.

Front

What is the sum of 8 and 9?

Back

17.

Front

What is a number line?

Back

A number line is a straight line with numbers placed at equal intervals, used to represent numbers visually.