Question 1
Find the missing number: 21 : 12 :: 27 : ?
The subtractor increases: -9 then -12. So 27 - 12 = 15
Level up your Subtraction Analogy skills! You're at Worksheet 4 of 10 (33% through this series). This step-up challenge worksheet features 20 beginner-intermediate-level problems with a focus on common variations practice. Topics covered: subtraction analogy for competitive exams, how to solve subtraction analogy, subtraction analogy tricks.