Put children's understanding of number lines to the ultimate test with this Year 1 Subtraction on a Number Line Discussion Problem! This activity frames subtraction in a real life scenario. They will use children's clues to identify the possible subtractions and find the number of cupcakes left over in each possibility.

You could use concrete materials or even set up your own cupcake shop in the classroom to get the most out of this activity! Give it a whirl today.