Reading and writing numbers to 100
Read and write numerals from 0 to 100
What a learner can do afterwards
- Read two-digit numerals up to 100 correctly
- Write any number 0–100 as a numeral from dictation
1 · Read
Numbers from 10 to 99 have two digits. The first digit shows tens. The second digit shows ones. One hundred is special: it has three digits.
Mia has 52 stickers. She counts 5 tens and 2 ones. She writes the number 52.
Look at the first digit for tens. Look at the second digit for ones. That tells you the whole number.
Two-digit numbers have a tens digit and a ones digit.
More to read
Intro to place value: FAQ
Two digit numbers have tens and ones. The left digit counts tens. The right digit counts ones. 47 means 4 tens and 7 ones. Say forty seven and point to each digit.
Whole numbers in expanded form review
Expanded form shows what each digit is worth. 63 is 60 and 3. The 6 means 6 tens. The 3 means 3 ones. Writing numbers from dictation means hearing the tens and ones. Listen for the tens word first.
Whole number place value review
Numbers to 100 follow a steady order. After 29 comes 30. After 99 comes 100. 100 means 10 tens. Charts that show 1 to 100 help you see rows of ten. Point and read across each row to practise.
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2 · Watch
به انگلیسیTake it off screen
Where it sits
Where this leads
Jobs that lean on this skill. Follow one to see everything it is built on.
17 questions wait behind this lesson, each with its answer explained. Every answer feeds the sky: stars light as they are learned, and dim when it is time to come back.