Guess and Check

Guess and check (also called trial and improvement) means making a sensible guess, checking it against the problem's conditions, and adjusting until it fits. It's especially useful for problems involving two unknown numbers connected by their sum, difference, or product.

Use guess and check to find two numbers from their sum/difference or product/sum.

Continue exploring related topics:

• Making Tables
• Estimation in Word Problems
• Problem Solving Strategies in Maths