Step by step
The question
Question: what comes before 9?
What comes before 9?
We write it in numbers.
The box is the number we want.
= □, 9
1 Find 9
Here is a number line.
2 Go one step left
We land on 8.
3 Write the number
So before 9 comes 8.
= 8, 9
4 Check
We check it the other way.
After 8 comes 9.
Yes!
It works.
After 8 comes 9
Let's look back.
First: find 9.
Then: go one step left.
Then: write the number.
Last: check.
Answer
= 8, 9