2. Vocabulary Act it out. Give examples of Give a similar definition or digit spellings/ rhyming use it in a sentence. words. The word value is… figure Describe it Suggest a without synonym saying the and an word itself. antonym. Draw a picture of it.
3. Numbers up to 1,000,000 Talk to your partner When in everyday life do you come across or use numbers up to one million?
4. Place value It is important to be able to read and write numbers up to 1,000,000 (one million). Millions Hundred Ten Thousands Hundreds Tens Ones thousands thousands (100,000) (10,000) (1,000) (100) (10) (1) 1 0 0 0 0 0 0
5. 4-digit numbers Let’s look at an example with 4-digit numbers. 5,678 Can you read this number? Which column is the largest in value? Which column is the smallest in value? What value does the digit 5 have in this number?
6. 4-digit numbers Let’s look at another example. 2,095 two thousand and ninety-five What is said when there is a comma? What happens when there is a zero in the number somewhere? Notice that we say ‘thousand’ where the comma appears. When there is a zero within the number, we say ‘and’.
7. Your turn Take it in turns to read these numbers to your partner. Think about what you say to replace the comma and zeros. 3,499 2,006 8,220 5,085 7,999
8. 5-digit numbers Let’s look at an example with 5 digits. 34,822 Can you read this number? Which column is the largest in value? Which column is the smallest in value? What is the value of the 3 in the above number? thirty-four thousand eight hundred and twenty-two
9. Your turn Take it in turns to read the mass of these gazelles to your partner. Think about what you say to replace the comma and zeros. Dorcas gazelle Arabian gazelle 14,860g 24,066g Mountain gazelle 21,655g
10. Your turn Katia says the number 22,406 is said as twenty-two thousand and forty-six. Is she correct? Explain your answer. Make up a similar question for your partner using either a 4-digit or a 5-digit number.
11. 6-digit numbers Let’s look at an example with 6 digits. 456,821 Can you read this number? Which column is the largest in value? Which column is the smallest in value? What is the value of the 4 in the above number? four hundred and fifty-six thousand eight hundred and twenty-one
12. Your turn Take it in turns to read these numbers to your partner. Think about what you say to replace the comma and zeros. 324,576 222,340 567,010 456,309 204,002 111,999
13. Your turn What’s the same? What’s different? Look at the numbers. Discuss with your partner – what is the same and what is different about them? 345,203 46,243 6,448
14. Reading numbers To read large numbers, it helps to put the numbers in a place value chart. 45,603 Hundred Ten Thousands Hundreds Tens Ones thousands thousands (100,000) (10,000) (1,000) (100) (10) (1) 4 5 6 0 3 How many thousands are there? 45 So, we say forty-five thousand first (pause at the comma).
15. Reading numbers Hundred Ten Thousands Hundreds Tens Ones thousands thousands (10,000) 45,603 (100,000) (1,000) (100) (10) (1) 4 5 6 0 3 Then focus on the rest of the number. How many ones are there? 603 This part is said after the thousands. So, we say: forty-five thousand six hundred and three
16. Reading numbers Let’s try a 6-digit number and use the same strategy. Hundred Ten Thousands Hundreds Tens Ones thousands thousands (10,000) 345,620 (100,000) (1,000) (100) (10) (1) 3 4 5 6 2 0 How many thousands are there? 345 So, we say three hundred and forty-five thousand first (pause at the comma).
17. Reading numbers Hundred Ten Thousands Hundreds Tens Ones thousands thousands (10,000) 345,620 (100,000) (1,000) (100) (10) (1) 3 4 5 6 2 0 Then focus on the rest of the number. How many ones are there? 620 So, we say this part after the thousands: three hundred and forty-five thousand six hundred and twenty
18. Your turn Take it in turns with your partner to read these numbers. Use a place value chart to help you. 24,678 Remember to focus on grouping the 406,575 56,099 numbers and think about what you say to 240,405 81,001 replace a comma or a zero. 877,001 Hundred Ten Thousands Hundreds Tens Ones thousands thousands (100,000) (10,000) (1000) (100) (10) (1)
19. Reading numbers What is this number? 1,000,000 Millions Hundred Ten Thousands Hundreds Tens Ones (1,000,000) thousands thousands (100,000) (10,000) (1,000) (100) (10) (1) 1 0 0 0 0 0 0 One million is a 7-digit number with six zeros after it. Notice the comma to separate the millions from the thousands.
20. Your turn The table below shows the costs of some houses. Can you say these numbers to a partner? Name of house Cost Greenslades £185,050 The Poplars £345,890 White Cottage £98,455 Tenby House £1,065,000 Which house is the cheapest and which is the most expensive? Explain how you know.
21. Your turn 405,402 Michael reads this number and then says it out loud. forty-five thousand four Is Michael correct? Explain hundred and how you know. two
22. Writing numbers We should be able to write numbers all the way up to one million. Let’s look at an example with 5-digits. Write the number fifty-four thousand three hundred and two in words. Ten Thousands Hundreds Tens Ones thousands Hint: (10,000) (1,000) (100) (10) (1) Place the digits into the place value chart before 5 4 3 0 2 writing it as a number.
23. Writing numbers When writing numbers, a hyphen is used between compound numbers. These are number made up of two words. Such as: seventy-eight fifty-four million twenty-seven thousand
24. Your turn Complete the table, either with the number in figures or in words. Remember the hyphens! Number in figures Number in words 45,365 twenty-one thousand and two 1,456,760 one hundred and forty-six thousand five million, one hundred and twenty-two
25. Your turn Only A sports car in a showroom costs fifty-eight thousand nine hundred £58,999 and ninety-nine pounds. The sales person writes two price tags to put on the front and rear windscreens. Only One is incorrect. £580,999 Which one? Explain the mistake.
26. Remember ✓ When reading and writing numbers, focus on the place value of each digit. Jot down column headings if it helps. ✓ Remember that numbers are grouped and a comma separates these groups, e.g. a comma will follow the millions and the thousands. ✓ When writing numbers, a hyphen is used between compound numbers. These are number made up of two words, e.g. ninety-nine. ✓ The word ‘and’ is used to replace a zero in a column within a number.
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