IXL | Write addition and multiplication expressions: word problems

At the end of last year, the library had 15 books about dinosaurs. This year, the library ordered

more dinosaur books. Choose the expression that shows the number of dinosaur books the library has now.

ref_doc_title.

Learn with an example

Kaylee drew 9 more pictures of sunflowers than roses. She drew

pictures of roses. Choose the expression that shows how many sunflowers Kaylee drew.

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

Kaylee drew 9 more pictures of sunflowers than roses. She drew 2 pictures of roses.

which is 11.

Try

Kaylee drew 9 more pictures of sunflowers than roses. She drew 3 pictures of roses.

which is 12.

Try

Kaylee drew 9 more pictures of sunflowers than roses. She drew 4 pictures of roses.

which is 13.

The pattern shows that in order to find how many sunflowers Kaylee drew, you always add 9 to

This is the correct expression:

Looking for more? Try these:

$Confetti$

Now entering the Challenge Zone—are you ready?

Teacher tools

Work it out

Not feeling ready yet? This can help: