Sums and Differences 1

This challenge focuses on finding the sum and difference of pairs of two-digit numbers.
Exploring and noticing Working systematically Conjecturing and generalising Visualising and representing Reasoning, convincing and proving
Being curious Being resourceful Being resilient Being collaborative

Problem



This challenge is about adding and subtracting two-digit numbers.

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Sums and Differences 1
Pick two two-digit numbers.

Find the sum of the numbers.

Find the difference between the numbers.

Can you find other numbers with the same sum and difference?