Build children's confidence at multiplying 3-digit numbers by 1-digit with this lovely Year 4 Multiply 3 Digits by 1 Digit Reasoning and Problem Solving worksheet. This resource makes use of place value charts, expanded methods and written method grids to help children with answering either a problem solving or reasoning-style question based on the topic of multiplying 3-digits by 1-digit. The worksheet contains three questions with two versions of each and an easy-to-use answer page to make marking a bit easier. Use this resource as a great extension to our varied fluency resource. Download and try it today!