1. Whole Numbers
Subtraction
What will we learn today?
• subtraction of numbers up to 4 digits
• use of the terms ‘difference’

2. Before we begin, let’s recall
what is place values.

3. In the number 1245,
tens ones

4. In the number 1245,
thousands hundreds

5. So, in a 4-digit number,
There are
 Thousands place
 Hundreds place
 Tens place
 Ones place

6. Find the difference of 1369 and 5240.
a) 3871 Did you notice
b) 3889 the important information?
c) 6509
d) 6609

7. Find the difference of 1369 and 5240.
a) 3871 The word ‘difference’ refers to
b) 3889 subtraction of the numbers.
c) 6509
d) 6609

8. Find the difference of 1369 and 5240.
a) 3871 By using workings,
b) 3889 find the answer.
c) 6509 Counter-check your workings
with mine on the next page.
d) 6609

9. 31
5240
- 1369
1

10. +1
1 31
5240
- 1369
71

11. +11
4
5240
- 1369
871

12. 4
5240
- 1369
3871

13. Find the sum of 1369 and 5240.
a) 3871
b) 3889
c) 6509
d) 6609

14. Here’s another example.

15. In 3050, find the difference between the
value of digit 3 and the value of digit 5.
Do you need any help?

16. In 3050, find the difference between the
value of digit 3 and the value of digit 5.
Digit ‘3’  3000
Digit ‘5’  50
Find the values of digit ‘3’ and ‘5’.

17. In 3050, find the difference between the
value of digit 3 and the value of digit 5.
3000 – 50 = 2500
‘difference’ refers to subtraction of numbers.

18. Are you ready to
try out the
questions?