This Year 1 Estimate on a Number Line to 50 Reasoning and Problem Solving worksheet helps children to apply their understanding of where the numbers between 20 and 50 are positioned on a number line. Children will explain whether they agree with a given statement or not for the reasoning question. For the problem-solving question, pupils are asked to find three possible numbers on a number line. An answer page is also provided to encourage self or peer marking. Give it a try today!