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Today's Keystones

Five retrieval questions for today — one from each strand. The five skills stay the same for the week, with new numbers each day. Choose your tier, then have a go.

Bedrock Cornerstone Lintel Capstone
Cornerstone · Grades 3–5 Keystones #311 7 November 2026 (today) Skills week 3 of 7

Keystones — Cornerstone

Five GCSE retrieval questions · 7 November 2026

  1. 1. Number Multiplying fractions

    Multiply: 3⁄8 × 4⁄6

    Answer: 1⁄4
  2. 2. Algebra Expanding single brackets

    Expand: 4(x + 5)

    Answer: 4x + 20
  3. 3. Geometry Pythagoras — short side

    Find b if a = 15cm and c = 25cm

    Answer: 20cm
  4. 4. Ratio Ratio given the difference

    A and B share in ratio 5:4. If the difference is 34, what does A get?

    Answer: 170
  5. 5. Statistics Range

    Find the range of: 46, 46, 29, 20, 41

    Answer: 26

Same five questions for everyone on Cornerstone today. Only today's set is shown here — a new set appears at midnight UK time.