Welcome to Year 3 Mathematics
Lessons & Assignments
WEEK 12 MORE WORD PROBLEMS
Hi children! This week we will be doing both addition and subtraction in one question.
SUBTRACT
ADD
ADD
SUBTRACT
EXAMPLES
Example 1
A shirt costs $596.
A pair of shoes costs $373 less than the shirt.
a) How much does the pair of shoes cost?
b) What is the total cost of the two items?
$596
$373
a) How much does the pair of shoes cost?
$596
-
$223
$373
The pair of shoes costs $223.
3
2
2
$
=
$596
$819
+
b) What is the total cost of the two items?
$223
9
1
8
$
1
=
The total cost of the two items is $819.
Example 2
Lee Company has 4800 male workers.
There are 1641 fewer female workers than male workers.
a) How many female workers are there?
b) How many male and female workers are there
altogether?
4800
1641
a) How many female workers are there?
3159
-
4800
1641
9
5
1
3
1
79
=
There are 3159 female workers .
4800
7959
+
b) How many male and female workers are there altogether?
3159
9
5
9
7
=
There are 7959 male and female workers altogether.
Example 3
There were 1480 coconut trees and 1390 banana trees in an orchard. 287 trees were chopped down.
a) How many trees were there in the orchard at first?
b) How many trees were left?
1480
1390
1480
+
1390
=
2870
1
0
7
8
2
There were 2870 trees in the orchard at first.
b) How many trees were left?
287
2870
2870
-
287
=
3
8
5
1
6
7
1
2
2583
2583 trees were left.
Example 4
Sarah and Yati sold tickets for a charity concert.
Sarah sold 3360 tickets and Yati sold 1295 fewer tickets than Sarah.
a) How many tickets did Yati sell?
b) How many tickets did Sarah and Yati sell altogether?
3360
1295
3360
a) How many tickets did Yati sell?
-
1295
=
2065
5
6
0
1
5
2
1
2
Yati sold 2065 tickets.
b) How many tickets did Sarah and Yati sell altogether?
3360
+
2065
=
5425
1
5
2
4
5
Sarah and Yati sold 5425 tickets altogether.
Do Yes! Maths3A Workbook pages 65 -72.
Models for numbers 4, 5, 6, 7 and 8 are given below.
All workings must be done on the left side in order to show how you get the answers.
Yes! Maths 3A Workbook pg 68
4. Amira had 1458 stamps.
She had 396 fewer stamps than Zaidi.
(a) How many stamps did Zaidi have?
(b) How many stamps did they have altogether?
Working
Yes! Maths 3A Workbook pg 69
5. There were 1378 men at a soccer match.
There were 689 fewer women at the match.
(a) How many women were there at the match?
(b) How many people were there altogether?
Working
Yes! Maths 3A Workbook pg 70
6. Mr Mohamad's factory makes 1793 toys.
His factory makes 157 fewer toys than Mr Hassan's factory.
(a) How many toys does Mr Hassan's factory make?
(b) If Mr Hassan sells 1698 toys, how many toys does he have left?
6. (a)
6. (b)
Yes! Maths 3A Workbook pg 71
7. Azwan printed and gave out 3635 newsletters on Monday.
He printed 196 fewer newsletters on Wednesday.
(a) How many newsletters did he print on Wednesday?
(b) He gave out 2987 newsletters on Wednesday.
How many newsletters did he have left on Wednesday?
7. (a)
7. (b)
Yes! Maths 3A Workbook pg 72
8. Mrs Fatimah earns $3756.
Mrs Rani earns $1455 more than Mrs Fatimah.
(a) How much money does Mrs Rani earn?
(b) How much money do the two women earn
altogether?
Exercise 1:
Please complete workbook pages 65-72
(Pages 68-72 will be discussed during Zoom lesson. Please check this page again after your Zoom lesson).
Submit the workbook to your respective Maths teacher for marking via Whatsapp by 5th April, 2022 (Tuesday).