IXL | Write variable expressions: word problems

The team ordered 3 cheese pizzas for the year-end party. They ordered

more pepperoni pizzas than cheese pizzas. Choose the expression that shows how many pepperoni pizzas the team ordered.

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Learn with an example

There were 15 kids at the park. When it began to rain,

of them went home. Choose the expression that shows the number of kids left at the park.

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A variable is a letter that represents an unknown number.

An expression is a group of numbers, symbols, and variables that represents another number.

Look for a pattern.

Try

There were 15 kids at the park. When it began to rain, 2 of them went home.

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which is 13.

Try

There were 15 kids at the park. When it began to rain, 3 of them went home.

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which is 12.

Try

There were 15 kids at the park. When it began to rain, 4 of them went home.

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which is 11.

The pattern shows that in order to find the number of kids left at the park, you always subtract

from 15. This is the correct expression:

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Looking for more? Try these:

$Confetti$

Now entering the Challenge Zone—are you ready?

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Teacher tools

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