Calendar Patterns

In this section from a calendar, put a square box around the 1st, 2nd, 8th and 9th. Add all the pairs of numbers. What do you notice about the answers?
Exploring and noticing Working systematically Conjecturing and generalising Visualising and representing Reasoning, convincing and proving
Being curious Being resourceful Being resilient Being collaborative


Below is a copy of a calendar for 2008 showing December.

Put a square box around the 1st , 2nd , 8th and 9th .

Choose two of the numbers and add them together.

Choose another pair and add them. Keep going until you have made all the pairs.

What do you notice about the answers?

Put a box around another set of four numbers and try this again.

Look for other patterns.

Try multiplying - perhaps you could use a calculator to help.

What happens in other months?

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Calendar Patterns