Step by step
The question
Question: what comes before 15?
What comes before 15?
We write it in numbers.
The box is the number we want.
= □, 15
1 Find 15
Here is a number line.
2 Go one step left
We land on 14.
3 Write the number
So before 15 comes 14.
= 14, 15
4 Check
We check it the other way.
After 14 comes 15.
Yes!
It works.
After 14 comes 15
Let's look back.
First: find 15.
Then: go one step left.
Then: write the number.
Last: check.
Answer
= 14, 15