Step-by-step Maths Level 3: Writing numbers in numerals and words
Part of the Step-by-step Maths Level 3 hundreds, tens and ones chapter. Chapter overview · whole chapter on one page
Writing numbers in numerals and words
We write the hundreds first in words, then “and”, then the tens and ones.
In numerals, each digit goes in its own place. The words for 100 to 999 follow the same pattern.
Key ideas
- Hundreds first, then tens and ones.
- Put “and” before the tens and ones.
- No “and” if there are no tens or ones.
Method. Use the hundreds first, then the tens and ones.
- Say the hundreds in words. Hundreds come first.352 has 3 hundreds: three hundred
- Say the tens and ones in words. Say the number after hundred.fifty-two
- Join them with "and". British English puts and before the tens and ones.three hundred and fifty-two
Check. Say it back: 352 is three hundred and fifty-two.
Watch out. Write hundred and then and before the tens and ones, like three hundred and seven.
Method. Use the hundreds first, then the tens and ones.
- Say the hundreds in words. Hundreds come first.400 has 4 hundreds: four hundred
- There are no tens or ones. So the number is only hundreds.nothing else
- Write the answer. four hundred
Check. Say it back: 400 is four hundred.
Watch out. Write hundred and then and before the tens and ones, like three hundred and seven.
Method. Use the hundreds first, then the tens and ones.
- Find the hundreds word. The number before hundred tells us the hundreds.six hundred = 600
- Find the tens and ones words. Read the words after and.eighteen = 18
- Add them together. The hundreds and the rest make the number.600 + 18 = 618
- Write the answer. 618
Check. Say it back: 618 is six hundred and eighteen.
Watch out. Hundreds come first. Write the digits in the right columns: hundreds, tens, ones.
Watch out
Watch out. Write four hundred and six, not four hundred six and not forty six. Check the hundreds word first.
Exam tip
Grown-up tip. Say the number out loud in hundreds, tens and ones. Ask the child to point to each column as they say it.
Exercise 2C Practice: numerals and words
Non-calculatorMethod. Use the hundreds first, then the tens and ones.
- Find the hundreds word. The number before hundred tells us the hundreds.seven hundred = 700
- Find the tens and ones words. Read the words after and.seventy-seven = 77
- Add them together. The hundreds and the rest make the number.700 + 77 = 777
- Write the answer. 777
Check. Say it back: 777 is seven hundred and seventy-seven.
Watch out. Hundreds come first. Write the digits in the right columns: hundreds, tens, ones.
Method. Use the hundreds first, then the tens and ones.
- Find the hundreds word. The number before hundred tells us the hundreds.one hundred = 100
- Find the tens and ones words. Read the words after and.eighty = 80
- Add them together. The hundreds and the rest make the number.100 + 80 = 180
- Write the answer. 180
Check. Say it back: 180 is one hundred and eighty.
Watch out. Hundreds come first. Write the digits in the right columns: hundreds, tens, ones.
Method. Use the hundreds first, then the tens and ones.
- Say the hundreds in words. Hundreds come first.457 has 4 hundreds: four hundred
- Say the tens and ones in words. Say the number after hundred.fifty-seven
- Join them with "and". British English puts and before the tens and ones.four hundred and fifty-seven
Check. Say it back: 457 is four hundred and fifty-seven.
Watch out. Write hundred and then and before the tens and ones, like three hundred and seven.
Method. Use the hundreds first, then the tens and ones.
- Find the hundreds word. The number before hundred tells us the hundreds.nine hundred = 900
- Find the tens and ones words. Read the words after and.fifty-nine = 59
- Add them together. The hundreds and the rest make the number.900 + 59 = 959
- Write the answer. 959
Check. Say it back: 959 is nine hundred and fifty-nine.
Watch out. Hundreds come first. Write the digits in the right columns: hundreds, tens, ones.
Method. Use the hundreds first, then the tens and ones.
- Say the hundreds in words. Hundreds come first.818 has 8 hundreds: eight hundred
- Say the tens and ones in words. Say the number after hundred.eighteen
- Join them with "and". British English puts and before the tens and ones.eight hundred and eighteen
Check. Say it back: 818 is eight hundred and eighteen.
Watch out. Write hundred and then and before the tens and ones, like three hundred and seven.
Method. Use the hundreds first, then the tens and ones.
- Find the hundreds word. The number before hundred tells us the hundreds.three hundred = 300
- Find the tens and ones words. Read the words after and.sixty-seven = 67
- Add them together. The hundreds and the rest make the number.300 + 67 = 367
- Write the answer. 367
Check. Say it back: 367 is three hundred and sixty-seven.
Watch out. Hundreds come first. Write the digits in the right columns: hundreds, tens, ones.
Method. Use the hundreds first, then the tens and ones.
- Say the hundreds in words. Hundreds come first.880 has 8 hundreds: eight hundred
- Say the tens and ones in words. Say the number after hundred.eighty
- Join them with "and". British English puts and before the tens and ones.eight hundred and eighty
Check. Say it back: 880 is eight hundred and eighty.
Watch out. Write hundred and then and before the tens and ones, like three hundred and seven.
Method. Use the hundreds first, then the tens and ones.
- Say the hundreds in words. Hundreds come first.346 has 3 hundreds: three hundred
- Say the tens and ones in words. Say the number after hundred.forty-six
- Join them with "and". British English puts and before the tens and ones.three hundred and forty-six
Check. Say it back: 346 is three hundred and forty-six.
Watch out. Write hundred and then and before the tens and ones, like three hundred and seven.
Method. Use the hundreds first, then the tens and ones.
- Find the hundreds word. The number before hundred tells us the hundreds.six hundred = 600
- Find the tens and ones words. Read the words after and.six = 6
- Add them together. The hundreds and the rest make the number.600 + 6 = 606
- Write the answer. 606
Check. Say it back: 606 is six hundred and six.
Watch out. Hundreds come first. Write the digits in the right columns: hundreds, tens, ones.
Method. Use the hundreds first, then the tens and ones.
- Say the hundreds in words. Hundreds come first.827 has 8 hundreds: eight hundred
- Say the tens and ones in words. Say the number after hundred.twenty-seven
- Join them with "and". British English puts and before the tens and ones.eight hundred and twenty-seven
Check. Say it back: 827 is eight hundred and twenty-seven.
Watch out. Write hundred and then and before the tens and ones, like three hundred and seven.
Method. Use the hundreds first, then the tens and ones.
- Say the hundreds in words. Hundreds come first.944 has 9 hundreds: nine hundred
- Say the tens and ones in words. Say the number after hundred.forty-four
- Join them with "and". British English puts and before the tens and ones.nine hundred and forty-four
Check. Say it back: 944 is nine hundred and forty-four.
Watch out. Write hundred and then and before the tens and ones, like three hundred and seven.
Method. Use the hundreds first, then the tens and ones.
- Find the hundreds word. The number before hundred tells us the hundreds.one hundred = 100
- Find the tens and ones words. Read the words after and.ninety-two = 92
- Add them together. The hundreds and the rest make the number.100 + 92 = 192
- Write the answer. 192
Check. Say it back: 192 is one hundred and ninety-two.
Watch out. Hundreds come first. Write the digits in the right columns: hundreds, tens, ones.
Method. Use the hundreds first, then the tens and ones.
- Find the hundreds word. The number before hundred tells us the hundreds.nine hundred = 900
- Find the tens and ones words. Read the words after and.eighty-eight = 88
- Add them together. The hundreds and the rest make the number.900 + 88 = 988
- Write the answer. 988
Check. Say it back: 988 is nine hundred and eighty-eight.
Watch out. Hundreds come first. Write the digits in the right columns: hundreds, tens, ones.
Method. Use the hundreds first, then the tens and ones.
- Say the hundreds in words. Hundreds come first.110 has 1 hundreds: one hundred
- Say the tens and ones in words. Say the number after hundred.ten
- Join them with "and". British English puts and before the tens and ones.one hundred and ten
Check. Say it back: 110 is one hundred and ten.
Watch out. Write hundred and then and before the tens and ones, like three hundred and seven.
Method. Use the hundreds first, then the tens and ones.
- Find the hundreds word. The number before hundred tells us the hundreds.four hundred = 400
- Find the tens and ones words. Read the words after and.twenty-six = 26
- Add them together. The hundreds and the rest make the number.400 + 26 = 426
- Write the answer. 426
Check. Say it back: 426 is four hundred and twenty-six.
Watch out. Hundreds come first. Write the digits in the right columns: hundreds, tens, ones.
Method. Use the hundreds first, then the tens and ones.
- Find the hundreds word. The number before hundred tells us the hundreds.nine hundred = 900
- Find the tens and ones words. Read the words after and.seventy-two = 72
- Add them together. The hundreds and the rest make the number.900 + 72 = 972
- Write the answer. 972
Check. Say it back: 972 is nine hundred and seventy-two.
Watch out. Hundreds come first. Write the digits in the right columns: hundreds, tens, ones.