Brain Test 1 Level 37

Brain Test 1 Level 37 Question

1 9 ?

Strategy Guide for Brain Test 1 Level 37

• 1.Count the closed circles in each digit: 1 has 0, 9 has 1, so 4 has 1 circle;
• 2.Ignore mathematical operations and focus on the visual properties of the numbers;
• 3.Look at how each digit is written - closed loops determine the answer.

Common Mistakes

• 1.Thinking it's a simple arithmetic sequence like 1+8=9, then 9+8=17;
• 2.Looking for a pattern in the numbers themselves rather than their visual presentation;
• 3.Counting the number of circles in the digits incorrectly or missing the pattern.