1. Rounding Learning Objectives: Able to round to the nearest 10, 100
Able to round to the nearest whole
number
Able to round to one and two decimal places

2. Rounding
To round:
Look at the digit in the column next to that which you’re rounding to
If it is 0 – 4, round down
If it is 5 – 9, round up

3. 13684 Rounding Round 13864 to the nearest 10, 100 and 1000. Nearest 1080
13600
13000
136 90
13700
14000

4. Round to the nearest 10
Round up or down? 33

5. Round to the nearest 10
Round up or down?
168

6. Round to the nearest 10
Round up or down?
222

7. Round to the nearest 100
Round up or down?
220

8. Round to the nearest 100
Round up or down?
160

9. Round to the nearest 100
Round up or down?
510

10. Round to the nearest 100
Round up or down?
640

11. Round to the nearest 100
Round up or down?
131

12. Round to the nearest 1000
Round up or down?
3682

13. Round to the nearest 1000
Round up or down?
8504

14. Round to the nearest 1000
Round up or down?
9595

15. Your turn… Complete the questions on your notes sheet
Complete the table on the worksheet, then stick it in to your books

16. to the nearest 1000
to the nearest 100
to the nearest 10
37521
38000
37500
37520
274503
275000
274500
274500
9875
10000
9900
9880
452
500
450

17. Rounding decimals Learning Objectives:
Level 4
15/01/2019
Learning Objectives:
Able to round to the nearest 10, 100 or
1000
Able to round to the nearest whole
number
Able to round to one decimal place

18. Rounding decimals To round:
Look at the digit in the column next to that which you’re round to
If it is 0 – 4, round down
If it is 5 – 9, round up

19. Rounding decimals
Round the following number to the nearest whole number
14.73 14 15

20. Rounding decimals
Round the following number to one decimal place
14.73
14.7 (1dp)
14.8 14 15

21. Rounding decimals
What would the following numbers be if rounded to the nearest whole number?
99.89
0.78
5.3
4.8
13.25
0.04

22. Rounding decimals
What would the following numbers be if rounded to one decimal place?
0.09
12.45
3.67
1.33
7.53
199.95

23. Your turn…
1. Round each of the following to the nearest whole number
2. Round each of the following to the nearest whole number and to one decimal place
14 x 4.6
27 x 9.3
13 x 10.4
137 x 0.36
0.9 x 5.8
2.34 x 1.2
0.98 x 4.7
14.5 x 14.5
9.7 x 153.2
7.872

24. Plenary
55.02
1.112
6.93
3.77
13.13
0.173
23.55