Keystones — Cornerstone
Five GCSE retrieval questions · 7 April 2021 · mathsvault.uk/keystones
-
1. Number
Calculate: 64 + 61
Answer: 64 + 61 = 125 -
2. Algebra
Collect like terms: 3x + 2y + 4x + 4y
Answer: 7x + 6y -
3. Geometry
Calculate the perimeter of a right triangle with sides 6cm and 8cm
Answer: 24cm -
4. Ratio
Find 19% of 314
Answer: 59.66 -
5. Statistics
Calculate the range of: 61, 76, 110, 97, 42, 94
Answer: 68