Question 1
What operator should replace '?' to make 19 - 9 ? 7 = 89?
The correct operator is None because 19 - 9 None 7 = 89
Level up your Missing Operator 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: missing operator for competitive exams, how to solve missing operator, missing operator tricks.