Step by step
The question
Question: count by 10s from 7 to 57.
Count by 10s from 7 to 57
1 Start at 7
Here is a number line.
2 Jump by 10s
Each jump is 10 more.
We say the number where we land.
3 Write the numbers
Now we write them in a row.
We stop at 57.
= 7, 17, 27, 37, 47, 57
4 Check
Look at the ones digits.
They stay 7.
Only the tens change.
Yes!
It works.
ones: 7, 7, 7, 7, 7, 7
Let's look back.
First: start at 7.
Then: jump by 10s.
Then: write the numbers.
Last: check.
Answer
= 7, 17, 27, 37, 47, 57