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Which One Doesn't Belong? A Snowy Situation

Look at this set of four pictures. Decide which one doesn’t belong with the other three. Describe your thinking using math words. There are many ways to think about each one!

A: 4 white snowflakes and 2 blue snowflakes in 10-frame. 4 + 2 = 6. B: 3 white snowflakes and 3 blue snowflakes in 10-frame. 3 + 3. C: 5 blue snowflakes and 1 white snowflake in a 10-frame. 5 + 1. D: 2 white snowflakes and 3 blue snowflakes in 10-frame. 2 + 3.

Challenge

Find reasons why each of the pictures might not belong with the other three.

Share

Explain your thinking to someone else. Do they have different reasons why one doesn't belong?

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Referencia para los educadores

Ejemplos de problemas y sus soluciones