Learn to solve letter sum puzzles where letters represent numbers. Help Robo-Sum compute the correct answers!
Welcome to Complete the Sum
How Letter Sums Work
Robo-Sum's Strategies
Robot Lab Test 1
Advanced Robot Programming
Robot Master Challenge
Robot Fully Programmed!
Complete the first quiz round!
Learn all the letter sum strategies!
Complete all letter sum challenges!
Score 7 out of 7 - perfect!
Learn to solve letter sum puzzles where letters represent numbers. Help Robo-Sum compute the correct answers!
This interactive Complete the Sum lesson is designed for Year 4-6 students preparing for the 11+ Verbal Reasoning exam. It covers essential concepts tested in GL Assessment, CEM, and other selective school entrance exams across the UK. Subscribe to access this lesson along with all Verbal Reasoning lessons and more.
Verbal Reasoning
Complete the Sum
15-20 minutes