Cross Multiplication and Ratios

Addition and subtraction

Ratios and rates with cross multiplication

Geometry and shapes

Algebraic equations

2 cups

3 cups

4 cups

5 cups

Twice the amount of flour

The same amount of flour

Less flour

More flour

Cross multiplication

Addition

Subtraction

Division

A triangle

A circle

A square

An X

Multiply the numbers connected by the cross

Subtract the numbers

Divide the numbers

Add the numbers

Add the results

Divide by the leftover number

Multiply by the leftover number

Subtract the results

1 cup

1.25 cups

2 cups

2.5 cups

To solve complex equations

To add numbers quickly

To find the exact amount of flour needed

To divide numbers accurately

To ensure the correct proportion of ingredients

To make more cookies

To increase the flavor

To reduce cooking time