Page 13 - Syok Praktis PBD (2023) Mathematics TH4

Mathematics Year 4 Practice 2 Fractions, Decimals and Percentages

1 (b) It is given that the height of building
6. A farmer picks 4 685 limes. — of the
5 X is 69.28 m. The height of building
picked limes were rotten. Calculate the Y is twice the height of building X.
number of fruits that are still good. Calculate the height of building Y.
A 937 C 3 368
B 2 788 D 3 748

7. The diagram below shows a packet of
potato chips.

9. The table below shows the number of balls
in two boxes, A and B.

Box Number of balls
0.765 kg
A 480
Mr.Lim bought 13 packets of those potato
chips. Calculate the total mass, in kg, of B 220
the potato chips.
Given that 40% of the balls in box A and
65% of the balls in box B are green balls
while the remainder are yellow and black.

(a) Calculate the total number of yellow
and black balls.

8. (a) The diagram below shows a
mathematical equation.
1
(b) — of the balls in box B are black.
+ = 26.32 5
Calculate the number of yellow balls
57.99 – = in box B.

What is the value for ?

Gamified
Quiz 2

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02 SYOK! Praktis PBD Maths Y4.indd 22 13/10/2022 2:43 PM