Mental Math

Front

What is Mental Math?

Back

Mental Math refers to performing calculations in your head without the use of calculators or paper.

Front

What is the product of 12 and 9?

Back

108

Front

How do you double a number?

Back

To double a number, you multiply it by 2.

Front

What is 10% of a number?

Back

10% of a number is the same as dividing the number by 10.

Front

What are multiples?

Back

Multiples of a number are the results of multiplying that number by whole numbers.

Front

List the first four multiples of 7.

Back

7, 14, 21, 28

Front

What is 6300 divided by 9?

Back

700

Front

What is the first step in solving a division problem?

Back

Identify how many times the divisor fits into the dividend.

Front

What is the difference between addition and multiplication?

Back

Addition combines quantities, while multiplication is repeated addition of a number.

Front

What is the formula to find the percentage of a number?

Back

Percentage = (Part/Whole) x 100.