# Module 1 - Unit 1: Place Value and Decimals

## Self-Audit

For the multiple choice questions below, choose one answer, (a), (b), (c) or (d), that is CORRECT by clicking the appropriate box.
Calculators are NOT allowed unless it is indicated in the question.

## Section 1.1 - Place Value

Question 1
 What is 1260 expressed in words? (A) One thousand and twenty six (B) One thousand, two hundred and sixty (C) One thousand and sixty (D) One thousand, two hundred and six
Question 2
 What is two thousand, five hundred and seven expressed in figures? (A) 2570 (B) 2705 (C) 2507 (D) 2057
Question 3
 What is the value of '7' in 45701? (A) 7 (B) 70 (C) 700 (D) 7000
Question 4
 A school has 3266 students. What is this number to the nearest 100? (A) 3200 (B) 3260 (C) 3270 (D) 3300

## Section 1.2 - Decimals and Place Value

Question 5
 What is the value of the '6' in 35.69? (A) 6 (B) 6 tenths (C) 6 hundredths (D) 6 thousandths
Question 6
 What is the largest number listed below? (A) 6.009 (B) 6.04 (C) 6.0045 (D) 6.102
Question 7
 What is 9.555 correct to 2 decimal places? (A) 9.5 (B) 9.55 (C) 9.56 (D) 9.6
Question 8
 A number has 3 decimal places. Writing this number to 2 decimal places, it is 5.84. What is the largest possible number it could be? (A) 5.835 (B) 5.840 (C) 5.844 (D) 5.845

## Section 1.3 - Addition and Subtraction

Question 9
 Calculate 45.27 + 8.041 (A) 52.211 (B) 52.311 (C) 53.211 (D) 53.311
Question 10
 Calculate (19 - 5) + 7 (A) 5 (B) 19 (C) 21 (D) 31
Question 11
 Calculate 6.54 - 3.6 (A) 2.94 (B) 3.48 (C) 3.94 (D) 6.18
Question 12
 Calculate 14.65 - (6.21 - 3.9) (A) 4.54 (B) 12.34 (C) 12.44 (D) 16.96

## Section 1.4 - Multiplication of Whole Numbers

Question 13
 What is 9 × 7? (A) 49 (B) 63 (C) 65 (D) 81
Question 14
 7 girls go to a disco. It costs \$8 per person to get in. How much do they pay altogether? (A) \$42 (B) \$48 (C) \$56 (D) \$64
Question 15
 What is 187 × 25? (A) 212 (B) 3740 (C) 4625 (D) 4675
Question 16
 What is 17 × 39? (A) 453 (B) 501 (C) 573 (D) 663

## Section 1.5 - Multiplying with Decimals

Question 17
 You may know that 37 × 21 = 777.Use this result to deduce the value of 3.7 × 2.1. (A) 0.777 (B) 7.77 (C) 77.7 (D) 777
Question 18
 What is the value of 3.79 × 1000? (A) 37.9 (B) 379 (C) 3790 (D) 37900
Question 19
 A meal costs \$6.99 for an adult and \$4.99 for a child. What is the total cost of meals for 2 adults and 3 children? (A) \$28.85 (B) \$28.95 (C) \$29.00 (D) \$30.00
Question 20
 Rope is sold for \$7.75 per metre length.What is the cost of 8 metres of rope? (A) \$30.00 (B) \$45.00 (C) \$62.00 (D) \$77.50

## Section 1.6 - Order of Operation: BODMAS

Question 21
 What is the value of 72 ÷ 8? (A) 6 (B) 7 (C) 8 (D) 9
Question 22
 Use BODMAS convention to calculate 15 - 12 ÷ 3. (A) 1 (B) 2 (C) 10 (D) 11
Question 23
 Use BODMAS convention to calculate 40 ÷ 4 × 2. (A) 5 (B) 10 (C) 15 (D) 20
Question 24
 Work out 124 ÷ 4. (A) 21 (B) 31 (C) 41 (D) 61

## Section 1.7 - Division Methods

Question 25
 Calculate 2898 ÷ 7. (A) 313 (B) 323 (C) 414 (D) 424
Question 26
 Calculate 114.84 ÷ 6. (A) 16.14 (B) 17.14 (C) 18.14 (D) 19.14
Question 27
 Three students are paid \$16.50 for work in the garden. They share the money equally between them.How much does each student get? (A) \$4.50 (B) \$5.00 (C) \$5.50 (D) \$6.00
Question 28
 A rope is 42.24 m long. It is cut into 4 parts of equal length. How long is each part? (A) 10.06 m (B) 10.30 m (C) 10.46 m (D) 10.56 m

## Section 1.8 - Roman Numerals

Question 29
 Convert CDLXIV to base 10 Arabic numbers (A) 454 (B) 464 (C) 466 (D) 664
Question 30
 Convert 1487 to Roman numerals. (A) MCCCCLXXXVII (B) XIIIMD (C) MCDLXXXVII (D) MXIIID
Question 31
 What is XXVII + LIX? Give your answer in Roman numerals. (A) LXXXVIII (B) XCVI (C) XVIC (D) LXXXVI
Question 32
 What is XIV × CV? Give your answer in Roman numerals. (A) XXXMD (B) MCDLXX (C) MDCLXX (D) MCCCCLXX