Across
- 4. What type of numbers are 2, 5, 7 and 19 examples of. (5)
- 5. The numbers of sides a triangle has. (5)
- 6. The percentage which is equal to 3/5. (5)
- 7. The operation of 'taking away'. (11)
Down
- 1. The substitution of numbers for letters for example 2+a=5
- 2. The number of minutes in a quarter of an hour (7)
- 3. The number of weeks in a year. (5,3)
- 6. The shape that has four equal sides and four equal angles.(6)