Skip to content / Đến nội dung
ThichHocToan.com

VTMO 2026 - Grade 4 - Semifinal - SET 9 - Self-study Question 19

VTMO · VTMO 2026 - Grade 4 - Semifinal - SET 9 - Self-study

Question 19

Place 4, 5, 9, 10, 17 and 22 in the six circles, using each number once, so that the four corner numbers of each square sum to 40. What is the sum in the two shaded circles?

Question illustration