1. 7.3
7.9
9.1

2. Tenths, hundredths and thousandths
One Tenth 𝟏 𝟏𝟎 =𝟏÷𝟏𝟎=𝟎.𝟏 One Hundredth 𝟏 𝟏𝟎𝟎 =𝟏÷𝟏𝟎𝟎=𝟎.𝟎𝟏 One Thousandth 𝟏 𝟏𝟎𝟎𝟎 =𝟏÷𝟏𝟎𝟎𝟎=𝟎.𝟎𝟎𝟏

3. Hundreds
Tens
Units .
Tenths
Hundredths
Thousandths 3 7 9 2 4 8

4. What does the 9 represent?
Hundreds
Tens
Units .
Tenths
Hundredths
Thousandths 2 9 7 1 6 4
What does the 9 represent?
9 tens!

5. What does the 5 represent?
Hundreds
Tens
Units .
Tenths
Hundredths
Thousandths 4 4 9 5 8 4
What does the 5 represent?
5 tenths!

6. What does the 6 represent?
Hundreds
Tens
Units .
Tenths
Hundredths
Thousandths 1 6 2
What does the 6 represent?
6 tenths!

7. What does the 8 represent?
Hundreds
Tens
Units .
Tenths
Hundredths
Thousandths 6 7 1 4 9 8
What does the 8 represent?
8 thousandths!

8. How many thousandths are there in this number?
Hundreds
Tens
Units .
Tenths
Hundredths
Thousandths 8 8 8 4 7 1
How many thousandths are there in this number?
1 thousandth

9. Hundreds
Tens
Units
Tenths
Hundredths
Thousandths . 1 6 2 4 8
If I increased the hundreds by 100, what would the new total be? . 2 6 2 4 8

10. Hundreds
Tens
Units
Tenths
Hundredths
Thousandths . 1 6 2 4 8
If I increased the tenths by 1/10 what would the new total be? . 1 6 3 4 8

11. Hundreds
Tens
Units
Tenths
Hundredths
Thousandths . 1 6 2 4 8
If I increased the tenths by 6/10 what would the new total be? . 1 6 8 4 8

12. Hundreds
Tens
Units
Tenths
Hundredths
Thousandths . 1 6 2 4 8
If I increased the hundredths by 2/100 what would the new total be? . 1 6 2 6 8

13. L.O. To understand place value in decimal fractions.
Example The tenths are underlined
Now write the place value that has been underlined in the following decimal fractions
b) c) d)
f) g) h)
j) k) l)
tenths
tens
hundredths
units
hundreds
thousandths
hundredths
tenths
hundredths
thousands
thousandths
ten thousands

14. Arrange the following words in alphabetical order
zoo
aardvark
baseball
mouse
antelope
crayon
art
elephant
antler

15. Ordering decimals
When we order decimals we are going to do the exact same thing – compare digit by digit
For example, comparing these two numbers
We can say is bigger than
These are again the same so we move on to the second decimal place
We now have one decimal bigger than the other so we can say that the whole number is bigger
First we compare the whole number in front of the decimal
We now compare the first number after the decimal point
These are the same so we move on

16. Now you try…
0.123
0.0456
Ascending
0.4
Descending

17. Quiz!
0.12
0.21
0.201

18. Quiz!
0.02
0.012
0.009

19. Quiz!
0.632
0.64
0.6

20. Quiz!
0.120
0.89
0.201

21. Quiz!
0.75
0.8
0.875

22. Quiz!
0.426
0.3
0.43

23. Quiz!
0.245
0.2

24. Quiz!
0.05
0.0501
0.5

25. Quiz!
0.12
0.1200

26. Quiz!
7.942
7.63