Improve your pupils' addition and subtraction skills with this Year 1 Part-Whole Model reasoning and problem solving worksheet. This resource will encourage children to solve a range of reasoning and problem solving questions to further their understanding of using part-whole models to add and subtract, whilst also enhancing their problem solving skills.

The resource is ideal to use independently or as a small group and has been differentiated to three levels of challenge.

Developing: Questions include using visual representations to find two parts.

Expected: Questions include using counters to find two parts.

Greater Depth: Questions include using numerals and words to find up to three parts.