Step by step
The question
Question: 18 is how many tens and how many ones?
18 = □ tens □ ones
1 Show it with blocks
A ten is 10 ones stuck together.
We count the tens, then the ones.
2 Write the number
In 18, the 1 is in the tens place.
The 8 is in the ones place.
So 18 is 1 tens and 8 ones.
18 = 1 tens 8 ones
3 Check
1 ten is 10.
10 and 8 make 18.
Yes!
It works.
10 + 8 = 18
Let's look back.
First: show it with blocks.
Then: write the number.
Last: check.
Answer
18 = 1 tens 8 ones