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NAPLAN-style Numeracy Practice Test 1 (Year 5) — Answers

Answer sheet with worked solutions for the Year 5 number practice test.

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Year 5 · Mathematics · Number

NAPLAN-style Numeracy Practice Test 1 (Year 5) — Answers

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Part A — Place Value

1.What is the value of the 6 in 716,114?[1 mark]

Answer: 6,000

The 6 is in the thousands place.

2.Write 663,399 in expanded form.[1 mark]

Answer: 600,000 + 60,000 + 3,000 + 300 + 90 + 9

3.Write <, > or = : 291,150 516,498[1 mark]

Answer: <

Compare the digits from the left: 291,150 is less than 516,498.

Part B — Multiplication

4.
17
×98

Answer: 1666

  1. 17 × 8 = 136
  2. 17 × 90 = 1530
  3. 136 + 1530 = 1666
5.
80
×73

Answer: 5840

  1. 80 × 3 = 240
  2. 80 × 70 = 5600
  3. 240 + 5600 = 5840
6.
38
×77

Answer: 2926

  1. 38 × 7 = 266
  2. 38 × 70 = 2660
  3. 266 + 2660 = 2926

Part C — Division

7.307 ÷ 13[2 marks]

Answer: 23 remainder 8

  1. 13 × 23 = 299
  2. 307 − 299 = 8 remainder
8.425 ÷ 25[2 marks]

Answer: 17

  1. 25 × 17 = 425
  2. 425 − 425 = 0, so it divides exactly
9.342 ÷ 18[2 marks]

Answer: 19

  1. 18 × 19 = 342
  2. 342 − 342 = 0, so it divides exactly

Part D — Equivalent Fractions

10. = [1 mark]

Answer: 4

  1. 2 × 4 = 8, so multiply the numerator by 4 too
  2. 1 × 4 = 4
11. = [1 mark]

Answer: 4

  1. 4 × 4 = 16, so multiply the numerator by 4 too
  2. 1 × 4 = 4
12. = [1 mark]

Answer: 25

  1. 3 × 5 = 15, so multiply the denominator by 5 too
  2. 5 × 5 = 25
13.Which fraction is equivalent to ?[1 mark]
  1. A
  2. B
  3. C
  4. D

Answer:

Multiply numerator and denominator by 4: .

Part E — Comparing and Ordering Fractions

14. (write <, > or =)[1 mark]

Answer: <

  1. Common denominator 9: = and =
  2. 3 < 6
15. (write <, > or =)[1 mark]

Answer: <

  1. Common denominator 9: = and =
  2. 3 < 8
16. (write <, > or =)[1 mark]

Answer: <

  1. Common denominator 15: = and =
  2. 6 < 10

Part F — Decimal Place Value

17.In 68.96, what is the value of the digit 6?[1 mark]

Answer: 6 hundredths (0.06)

18.In 77.38, what is the value of the digit 8?[1 mark]

Answer: 8 hundredths (0.08)

19.2.15 1.0 (write <, > or =)[1 mark]

Answer: >

Line up the decimal points and compare digit by digit from the left.

Part G — Area and Perimeter

20.A rectangle is 11 cm long and 2 cm wide. Find its perimeter.[2 marks]

Answer: 26 cm

  1. P = 2 × (11 + 2)
  2. = 2 × 13 = 26 cm
21.A rectangle is 12 m long and 10 m wide. Find its area.[2 marks]

Answer: 120 m2

  1. A = length × width = 12 × 10
  2. = 120 m2
22.A rectangle is 5 mm long and 12 mm wide. Find its area.[2 marks]

Answer: 60 mm2

  1. A = length × width = 5 × 12
  2. = 60 mm2

Part H — Angles

23.Two angles of a triangle are 97° and 93°. Find the third angle.[2 marks]

Answer: -10°

  1. Angles in a triangle add to 180°
  2. 180 − 97 − 93 = -10
24.Two angles on a straight line are 115° and x°. Find x.[2 marks]

Answer: x = 65

  1. Angles on a straight line add to 180°
  2. x = 180 − 115 = 65

Part I — Probability

25.A fair six-sided die is rolled. What is the probability of rolling a prime number?[2 marks]

Answer:

  1. Favourable outcomes: 3 out of 6
26.A fair six-sided die is rolled. What is the probability of rolling a multiple of 3?[2 marks]

Answer:

  1. Favourable outcomes: 2 out of 6

Part J — Multiplication and Division Word Problems

27.Leo packs 79 muffins into bags of 7. How many full bags are there, and how many muffins are left over?[2 marks]

Answer: 11 full bags, 2 left over

  1. 79 ÷ 7 = 11 remainder 2
28.There are 9 boxes with 8 pencils in each box. How many pencils are there altogether?[2 marks]

Answer: 72 pencils

  1. 9 × 8 = 72
29.Ruby shares 20 lollies equally between 4 friends. How many does each friend get?[2 marks]

Answer: 5 lollies each

  1. 20 ÷ 4 = 5
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