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IKMC 2009 — Grades 3–4 Question 4

IKMC · IKMC 2009 — Grades 3–4

Question 4

In the picture you see the number 930. How many small squares must be changed so that the number becomes 806?

Question illustration
  1. 5
  2. 6
  3. 7
  4. 8
  5. 9