Page 107 - SK Year 5 Mathematics DLP

MIXED OPERATIONS INVOLVING MONEY

1 Date Code Document No. Withdrawal Deposit Balance
(RM) (RM) (RM)
BAL
1/01/2021 B/F 6 800.00

31/01/2021 ATM TRF 150.00
28/02/2021 ATM TRF 150.00
31/03/2021 ATM TRF 150.00
Based on the bank statement above, how much is the balance
on 31 March 2021?
RM6 800 + 3 × RM150 = RM6 800 + 3 × RM150
= RM6 800 + RM450

RM6 800 = RM7 250

SPECIMEN SPECIMEN 1 1
RM 1 5 0 RM 6 80 0
× 3 + RM 45 0
SPECIMEN SPECIMEN RM 4 5 0 RM 7 25 0

RM6 800 + 3 × RM150 = RM7 250

The balance on 31March 2021 is RM7 250.

2 Calculate the price difference of 24 boxes of
Retail price milk between wholesale and retail.
RM1.60 24 × RM1.60 – RM27 =
per box 1
2
RM 1 .6 0
× 2 4
6 4 0 RM 3 8.4 0
+ 3 2 0 0 −RM 2 7 .0 0
RM 3 8.4 0 RM 1 1 .4 0
Wholesale price 24 × RM1.60 – RM27 = RM11.40
RM27
24 boxes The price difference of 24 boxes of milk
between wholesale and retail is RM11.40.
• Carry out simulation using play money to guide pupils to
3.2.1 (i) understand the mixed operation concept. 99
3.2.1 (ii)
• Discuss the saving made in purchase between retail and
wholesale.