y4 Unit 3 Decimals

8/9/2019 y4 Unit 3 Decimals

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DecimalsName and write the decimals to two decimal places.

1.

2.

3.

4.


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DecimalsState the place value of the underlined digits.

1 1.7 4. 7.02

2. 3.17 5. 6.8

3. 0.43 6. 9.02


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Decimals

Convert the fractions below to one or two decimal places.

1. 10

8

= 4. 100

9

=

2.10

4= 5.

100

6=

3.10

5= 6.

100

17=


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DecimalsConvert the decimals below to fractions in the simplest form.

1. 0.4 = 4. 0.15 =

2. 0.6 = 5. 0.25 =

3. 0.8 = 6. 0.20 =


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DecimalsAdd the decimals up to two decimal places.

1. 5.12 + 0.2 = 4. 14 + 7.2 + 0.3 =

2. 3.2 + 0.3 + 6 = 5. 8.12 + 12 + 0.13 =

3. 5.6 + 0.4 + 2.12 = 6. 9.4 + 0.18 + 22 =


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DecimalsSolve the following problems.

1. The diagram below shows a number line.

6.06 6.09 X 6.15 Y

Find the value of X + Y

2. A cup holds 0.30

of orange juice and a bottle holds 1.2

of orange juice.Find the total volume of orange juice, in liters.

3. Amri weights 45.5 kg. Liza weights 35.9 kg.. Dali weights 46.2 kg. Howmuch do they weight altogether?


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DecimalsSubtract decimals up to two decimal places.

1. 0.72 0.34 = 5. 12.72 0.2 0.34 =

2. 8.71 0.24 = 6. 20.52 6.9 0.17 =

3. 6.52 2.35 = 7. 46.32 5.06 0.25 =

4. 19.93 8.27 = 8. 50.3 22.4 13.06 =


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1. Puan Seri bought 2.5 kg. of prawns. She cooked 1.2 kg of prawns. Find theweight of prawns she has left.

2. Siva buys a papaya and durian. The papaya is 0.25 kg. lighter than thedurian. If the durian weights is 2.2 kg. what is the mass of the papaya, in kg. ?

3. A piece of rope is 17.5 cm long. If 2.3 cm and 5.4 cm 0f the rope are cut off,how long is the remaining part of the rope, in cm ?


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DecimalsMultiply decimals up to two decimal places with a whole number.

1. 0.9 x 5 = 6. 2.17 x 4 =

2. 3.2 x 4 = 7. 21.23 x 6 =

3. 15.6 x 6 = 8. 34.12 x 7 =

4. 15.2 x 7= 9. 47.25 x 9 =

5. 0.78 x 5 = 10. 27.02 x 8 =


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DecimalsMultiply the following.

1. 0.32 x 10 = 4. 9.32 x 100 =

2. 6.12 x 10 = 5. 0.54 x 1000 =

3. 7.54 x 100 = 6. 3.58 x 1000 =

Solve the following problems.

1. A packet of salt weight 1.25kg. What is the total mass of 5 similar packets ofsalt?

2. Miss Lau buys 6 cants of orange juice. Each can contains 0.25 of orangejuice. What is the total amount of orange juice that she buys ?


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DecimalsDivide decimals up two decimal places by a whole number.

1. 6.3 3 = 6. 18.36 6 =

2. 4.8 4 = 7. 6.3 10 =

3. 8.7 3 = 8. 12.9 10 =

4. 2.46 3 = 9. 21.3 10 =

5. 5.16 4 = 10. 19.7 10 =


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1. Maniam used 4.5 kg of flour to make 10 pizzas. How much flour did he makeone pizza?

2. The total capacity of 6 pails is 12.6 . What is the capacity of one similar pail ?

3. 32.04 kg. of rice were packed equally in to 9 bags. What is the mass of rice ineach bag ?


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TOPICS: DECIMALS

1. What is the value of 5 in 8.05 ? 6. Fine the product of 4 and 0.15.

2. 1.03 + 3.5 + 12 = 7. Express 1.05 as a fraction.

3. 10.4 0.32 = 8. 4.84 4 =

4. Convert 110

3to decimals.

9. Syila bought 4.5 kg of prawns. Shecooked 2.1 kg of the prawns. Find theweight of prawns she has left.

5. Diagram shows a number line

I I I I I I I1.7 X 2.1

What is the value of X ?

10. The mass of a bag of rice is12.5 kg. What is the totalmass of 100 similar bags ofrice ?


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Circle the correct answer.

1. Atate the place value of 4 in12.04.

A TensB OnesC TenthsD Hundredths

2. Diagram I shows 10 squares ofequel size.

DIAGRAM 1Express the shaded parts in decimalform.

A 0.4B 0.5C 0.6D 0.8

3. The value of 7 in 3.17 is

A 3.07B 0.17C 0.07D 0.007

4. Convert 2.15 to a fraction.

A 210

15C 2

100

5

B 2 100

15

D 2100

1

5. Add 6.3, 11.3 and 7

A 24.2B 24.6C 23.7D 23.4

6 Write 2.15 in words.

A. Two point one fiveB. Two point fifteenC. Twenty-one point fiveD. Two hundred and fifteen

7 Subtract 0.16 from 12.13

A. 11.36B. 11.54C. 11.97D. 12.03

8 2.3 + Y = 15.89

Find the value of Y.

A 13.59B 14.59C 17.92D 18.19

9 7.2 4.15 =

A 3.05B 2.96C 2.92D 2.88


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10. Add 1100

3to 5.03

A 6.60

B 6.06C 6.03D 6.33

11. Diagram 2 shows a number line.

I I I I I1.02 1.06 X

DIAGRAM 2

What is the value of X ?

A 1.08B 1.10C 1.18D 2.08

12. Round off 15.23 to onedecimal place.

A. 15.23

B. 15.2C. 15.01D. 15.0

13. What is the differencebetween 7.62 and 0.08 ?

A 7.54B 7.70C 7.76D 8.42

14. 8.15 5 =

A 1.65B 1.63

C 1.15D 1.03

15. 3.34 = 10.05

What is the value of W ?

A 13.39B 10.39C 7.71D 6.71

16. A sack contains 1.25 kg ofpotatoes. What is the totalweight of 10 similar sacks ?

A 10.25B 11.25C 12.25D 12.50

17. A piece of rope is 20.4m long.

If 12.9m and 1.32m of ropeare cut off, how long will theremaining part of rope be, inm?

A 6.18 C 6.41B 6.32 D 6.50

W


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18. The total weight of 8 packets

of sugar is 8.4kg. Calculatethe weight of a packet ofsugar in kg, if it is divided

equally.

A 1.05 C 1.20B 1.12 D 1.25

19. 12 of lemon is poured into10 glasses. How muchlemon, in ml, is there in eachglass ?

A 1220 C 1130B 1200 D 1020

20. Diagram 3 shows a numbercard.

DIAGRAM 3

Add 3.5 to the number shownon the card. What is the total?

A 3.42B 3.48C 3.52D 3.58

0.08

y4 Unit 3 Decimals

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