Quiz: Can you do maths like a Ninja?
1. What is MDCXXIV in Roman Numerals?
-
1,525
-
1,624
-
1,726
2. 60 + 40 x 2 = ?
-
140
-
200
- 240
3. What is the length of each side of a square that has an area of 49cms2?
- 5cm
- 6cm
- 7cm
4. What are the eight factors of 24?
- 1, 2, 3, 4, 6, 8,12, 24
- 1, 2, 3, 4, 5, 6, 7, 8
- 2, 4, 6, 8, 10, 12, 14, 24
5. 2 1/3 x 5 (Two and one third multiplied by five) = ?
-
Nine and five sixths
-
Ten and a half
-
Eleven and two thirds
6. What are the eight prime numbers that are less than 20?
-
0, 1, 2, 3, 7, 9, 13, 17
-
2, 3, 5, 7,11,13,17,19
-
1, 3, 5, 7, 9, 11, 13, 17
7. What is 10% of 45.7?
-
4.75
-
4.57
-
0.457
8. I buy a book for £3.99 and a drink for 79p. I pay with a £10 note. How much will I get in change? Answer in pence.
-
530p
-
527p
-
522p
9. How many sides does a heptagon, hexagon and trapezium have in total?
-
17
-
18
-
19
10. 0.9 x 90 = ?
-
9
-
81
-
90
11. What is 10 miles in kilometers?
-
14km
-
15km
-
16km
12. How many millimetres are 10cm?
-
100mm
-
10mm
-
1,000mm
Meet the author

Andrew Jennings is the author of the bestselling series Vocabulary Ninja and Comprehension Ninja. Andrew is an experienced teacher and school leader and his innovative ninja-themed resources are used in thousands of classrooms in the UK and abroad.
Follow Andrew on Twitter @VocabularyNinja and discover more resources at www.vocabularyninja.co.uk.
“Another brilliant book that's jam-packed with top-class tips you won't want to miss.” - MC Grammar, teacher and parent
Andrew Jennings
More books from the brilliant Ninja series
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Now check your answers!
1. b: 1,624
2. a: 140
3. c: 7cm
4. a: 1, 2, 3, 4, 6, 8,12, 24
5. c: Eleven and two thirds
6. b: 2, 3, 5, 7,11,13,17,19
7. b: 4.57
8. c: 522p
9. a: 17
10. b: 81
11. c: 16km
12. a: 100mm
Did you score top marks?

