Below is a presentation of our Video Worked Solutions used to solve Models Problem Sum for Primary School Maths. We have Primary 4, 5 and 6 Maths Video Worked Solution on CD for sales. $40 each. They are available from Big Bookstores or direct order.
Top Schools' Maths Video Worked Solution series captures high standard Maths Exam Questions that are based on questions used by top schools in Singapore . This is the series in the market that emphasize and demonstrate how heuristics and models are used to solve non-routine and challenging Maths questions.
Recommended for parents and students who want to see and learn how models and heuristics skills are used to solve on-routine Maths problems.
Question: Jan has 25% more cards than Mary. If Mary gives 25 cards to Jan, she will have half of what Jan has. How many cards does Mary have at first? (Pri 5).