Page 282 - SK Year 5 Mathematics DLP

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6. a. 60% b. 37 500 c. 4 375 7. a. 6 b. 25% 8. 1.2 kg / 1 5 kg TRY IT AGAIN PAGE 232
1 1. a.
9. a. 2.05 kg / 2 20 kg b. 0.25 m 10. a. RM701 100 b. RM43 700 interior angle
UNIT 4 TIME
BRAIN TEASER PAGE 125 diagonals corner
July, August
BRAIN TEASER PAGE 127
1
12 hour = 5 minutes
BRAIN TEASER PAGE 130 octagon
1 b.
decade = 1 year
10
BRAIN TEASER PAGE 137 straight side
60.0 decades
BRAIN TEASER PAGE 139 symmetrical axes
1 decade, 10 years, 120 months
BRAIN TEASER PAGE 146
0.25
BRAIN TEASER PAGE 155
15 minutes pentagon
BRAIN TEASER PAGE 161 2. a. r = 90 ° b. r = 135 °
6.1 decades – 3.7 decades = 24 years or 6.1 decades – 2.4 decades = 37 years
BRAIN TEASER PAGE 162 3. a. 36 cm b. 28 cm
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4. a. 17 m 2 b. 7 000 cm 2
5 5. a. 3 224 cm 3 b. 17 496 mm 3
TRY IT AGAIN PAGE 172 6. a. i. 216 cm 3 ii. 1 296 cm 3 iii. No. 1 296 cm 3 − 216 cm 3 = 1 080 cm 3
1. a. 3 days 3 hours b. 52 days c. 54 days The volume of the remaining block is 1 080 cm 3 .
2. a. 12 minutes b. 1 hour 12 minutes c. 20 hours d. 174 hours b. i. 150 m 2 ii. 50 m
e. 35 months f. 1 year 6 months g. 6 decades 9 years h. 137 years
i. 35 decades j. 24 centuries 1 decade k. 5 centuries 75 years l. 823 years UNIT 7 COORDINATES, RATIO, AND PROPORTION
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3. a. hour b. 0.875 day c. 3 years 7 months d. 24 years BRAIN TEASER PAGE 237
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e. 10 decades 4 years f. 39 decades g. 782 years h. 1 century 60 years a = 3 and b = 5 or 11
4. 42 minutes, 31 hours, 12 years BRAIN TEASER PAGE 240
5. a. 3 centuries 97 years b. 11 decades 9 years c. 8 centuries 5 decades a. 2 : 1 b. 1 : 7
6. a. i. 60 decades. ii. 5 centuries 99 years b. 41 months c. 3 centuries 10 years TRY IT AGAIN PAGE 248
7. a. 2 years 8 months b. 31 months c. 3 years 9 months 1. a. i. 4 units horizontal and 2 units vertical
5 ii. 2 units horizontal and 5 units vertical
8. a. i. hour ii. 35 minutes iii. 1 hour 5 minutes b. 1 hour 55 minutes iii. 6 units horizontal and 4 units vertical
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c. i. 57 years ii. Yes. 130 years – 115 years = 15 years d. 2 days 6 hours b. 2 units horizontal and 3 units vertical
e. 14 days f. i. 10 years 6 months ii. 2023 c. 4 units horizontal and 1 unit vertical
g. 3 decades 1 year or 8 decades 5 years 2 a. 2 units horizontal and 1 unit vertical
7 b. 4 units horizontal and 1 unit vertical
h. i. P = century, Q = 12 decades, R = 90 years
10 3. a. 5 : 3 b. 4 : 13 c. 13 : 3
ii. Yes. 7 decades + 12 decades = 19 decades = 1 century 9 decades 4. a. 300 m or 0.3
b. 3 000 g or 3 kg
UNIT 5 LENGTH, MASS, AND VOLUME OF LIQUID c. 1.875 or 1 875 m
5. a. i. 3 units horizontal and 2 units vertical ii. Scout (0,3)
BRAIN TEASER PAGE 179 b. 2 : 3 c. 35 km d. 3 : 4
5
km
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BRAIN TEASER PAGE 184 UNIT 8 DATA HANDLING
4 BRAIN TEASER PAGE 254
BRAIN TEASER PAGE 190 12, range = 5
1 , 1 or 6 , 5 TRY IT AGAIN PAGE 263
BRAIN TEASER PAGE 194 1. a. 4 b. 1 c. 3
p = 2, q = 5 10

BRAIN TEASER PAGE 198 2. a. 300 m b. 500 m c. 750 m d. 650 m
0.4 kg = 1.2 kg ÷ 3 or 0.3 kg = 1.2 kg ÷ 4 3. a. 6 b. range = RM2, mode = RM4, median = RM4, mean = RM4.60 c. 60%
BRAIN TEASER PAGE 208 4. a. range = RM15, mode = RM15, median = RM17.50, mean = RM18 b. 2
0.02 SELF-TEST PAGE 265 5
TRY IT AGAIN PAGE 213 Section A
1. a. 8 b. 325 c. 9.002 d. 17.03 e. 12.6 f. 45.009 1. D 2. B 3. B 4. B 5. C 6. B 7. C 8. C 9. C 10. A 11. B 12. B
2. a. 19.11 b. 832.1 c. 845 d. 7.055 e. 14.4 f. 46 000 g. 350 h. 7.609 13. D 14. C 15. A 16. C 17. A 18. D 19. B 20. D 21. B 22. C 23. A 24. C
3. a. 616 b. Yes. 135 cm or 1.35 m 25. C 26. C 27. C 28. B 29. A 30. D 31. C 32. C
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7
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4. a. 4.2/4 5 b. 3 900/3 10 c. 0.6/ d. 8 700 /8 10 Section B
5 1. a. 3 : 4 b. 4 : 7 2. a. 10 years 9 months b. 1 decade 5 years c. 18 years
5. a. 0.65 b. 69 900 c. 6.99 d. 4 800 e. 0.081 f. 28.75 3. a. 27 200 cm b. 98 m 4. a. 3 750 m b. 640 m 5. a. heptagon b. 120 °

6. a. 1 275 b. 11.29 c. 14.15 d. 22 228 e. 86 400 f. 8.092 6. a. 70 cm b. 205 cm 2 7. a. 50 b. 500 8. a. 78 hours b. 2 days 2 hours
7. a. 1 699 g or 1.699 kg b. 0.67 9. a. b. 90
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8. a. i. 0.85 m ii. 3.1 m b. i. 5 600 m ii. 12.09 km c. Blue Green
4 30%
d. i. 1.25 ii. 4 chocolate cakes @ 5 carrot cakes e. i. 2.5 cm ii. 3 cm 36%
UNIT 6 SPACE Red Yellow
24%
10%
BRAIN TEASER PAGE 220 10. a. 13.53 kg b. 0.72 kg or 720 g 11. 11 years 12. 10:40 a.m.
right-angled triangle 13. a. 2.61 kg b. 3.63 kg
BRAIN TEASER PAGE 226 14. a. School K School L School M

b. Horizontal distance 4 units horizontal
Vertical distance 1 unit vertical
Any combination of cube and cuboid that consists of 59 tiny cubes. The volume of the 15. a. RM1 260 b. RM3 600
composite shapes is 59 cubic units. Accept any other reasonable answers. 16. a. 48%
b.
6 Intan
6 Emas
17. a. 3 persons b. 84 c. 78.8, 6 peoples
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