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**TEKNIK MENJAWAB SOALAN MATEMATIK UPSR**

KERTAS 2

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million = 1 5 Give the answer in whole number 1 5 million 2 0.2 x = =

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**2. Convert to a mixed number**

14 5 2. Convert to a mixed number 14 5 = 14 ÷ 5 2 = 2 4 5 5 ) 1 4 - 1 0 4

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3. Round off to the nearest tenths.

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**4. Diagram 1 shows the mass of a**

packet of salt. What is the mass, in kg, of the salt ? 1.2 kg 1.4 kg = 1.4 kg

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**5. Diagram 2 shows the volume of**

water in a container. 1.6 l 1.4 l 1.6 l 1.2 l = X 1000 = ml What is the volume of water, in ml

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**6. Diagram 3 shows a time in the**

afternoon. hr min = 3 : 45 pm = hour 3:45pm = 1625 hour What time would it be in the 24 hour system, 40 minutes later ?

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% of 2 kg Give the answer in g. 2 kg = 2000 g 30% X g = 30 100 X 2000 = 60000 100 = 600g

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8. 1 2 ÷ 2 7 = 1 2 = 7 2 x 1 X 7 2 X 2 = = 7 4 = 1 3 4

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9. 1 3 4 km - 990m = Give your answer in m. km 3 4 1 = 1750 m 1750 m – 990 m = 760 m

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**10. Diagram 3 shows a square X and a**

rectangle Y. Perimeter 4 cm = 15 cm 9 cm = 66 cm What is the perimeter of the whole diagram ?

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X ( 120 – 75 ) = 120 – 75 = 45 19 X 45 = 855

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12. 6 32 100 ÷ 4 = Give the answer in decimals. 6.32 ÷ 4 = 1.58 32 100 6 1.58 4 ) 6.32 - 4 2 3 2 0 32 = 6.32

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**13. Diagram 4 consists of several squares**

of equal size. Fraction of the shaded part : = 3 12 Percentage of the shaded part : 3 12 300 12 X 100 % = What percentage of the whole diagram is shaded ? = 25 %

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**14. Diagram 5 shows the length of a rope.**

Calculate the length, in cm, from P to R 2 3 5 m Length from P to R : = 2.6 m 260 cm cm = 435 cm 2.6 m = 260 cm

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**1 1 15. 3 4 3 7 4 4 = 7 4 7 4 years X 5, is how many months ?**

21 months X 5 = 105 months 7 4 year = _____ months 7 4 X 12 = 21 months

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**16. Diagram 6 shows a combination of**

a square KLMN and a rectangle PQMR. Area KLMN = 7cm X 7 cm = 49 cm2 Area PQMR = 3cm X 5 cm = 15 cm2 3cm Shaded area 49 cm cm2 = 34 cm2 Find the area, in cm2, of the shaded region in the diagram.

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**Total = average X numbers of group**

17. In the Mathematic test, the average marks marks of Ahmad, Orhan, Chew and Dennis is 92. Ahmad and Borhan scored a total of 194 marks altogether. Find the average marks of Chew and Dennis Total = average X numbers of group Total = 92 X 4 Average marks of Chew and Dennis = 368 174 ÷ 2 = 87 Total marks of Chew and Dennis = 174

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**18. Table 1 shows the unit price of two**

types of stationery. Stationery Unit price Book RM 7.80 Pen RM 16.00 Shahril bought 2 books and 3 pens. He paid with a RM 100 note. How much money did he get back ? 2 books : Total : RM 7.80 X 2 = RM 15.60 RM RM = RM 63.60 3 pens : Balance : RM X 3 = RM 48.00 RM – RM = RM 36.40

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**19. The pie chart in Diagram 7 shows the percentages of**

pupils in a school according to 3 races. The total number of pupils is i) What is the percentage of Indian pupils ? 100% - 27% - 48% = 25%

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**19. The pie chart in Diagram 7 shows the percentages of**

pupils in a school according to 3 races. The total number of pupils is ii) How many Chinese and Indians pupils are there in the school ? Total Chinese and Indian 27% + 25% = 52% 25% 52% of 1200 X 1200 = 52 100 624 pupils

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**20.Diagram 8 shows the weight of two watermelons.**

The weight of watermelon P is 1.15kg. What is the weight, in kg, of 3 similar watermelon Q ? 3 similar watermelon Q Q = total weight – weight of P = 3 X 600g = 1750 g – 1150 g = 1800 g = 600 g = 1.8 kg

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L E S S O N 13.5 Multiplying Decimals 0.7

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