Step by step
The question
Question: what comes before 86?
What comes before 86?
We write it in numbers.
The box is the number we want.
= □, 86
1 Find 86
Here is a number line.
2 Go one step left
We land on 85.
3 Write the number
So before 86 comes 85.
= 85, 86
4 Check
We check it the other way.
After 85 comes 86.
Yes!
It works.
After 85 comes 86
Let's look back.
First: find 86.
Then: go one step left.
Then: write the number.
Last: check.
Answer
= 85, 86