Skip to content / Đến nội dung
ThichHocToan.com

HKIMO 2026 Grade 4 National Preliminary Set 02 Question 21

HKIMO · HKIMO 2026 Grade 4 National Preliminary Set 02

Question 21

How many 2-digit numbers with the sum of digits being 10 are there?
  1. 4
  2. 5
  3. 9
  4. 10