Colour the pairs of butterflies to make 50. If children can master number bonds, so much maths and mental maths becomes easier in future! We have similar pages for 10, 20 and 30 too.

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Colour the pairs of butterflies to make 50. If children can master number bonds, so much maths and mental maths becomes easier in future! We have similar pages for 10, 20 and 30 too.