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Number Round Up
Arrange the numbers 1 to 6 in each set of circles below. The sum of each side of the triangle should equal the number in its centre.
Grouping Goodies
Pat counts her sweets in different groups and both times she has some left over. How many sweets could she have had?
What Number?
I am less than 25. My ones digit is twice my tens digit. My digits add up to an even number.
Age 5 to 7 Challenge Level:
How many legs does each of these three creatures have?
How many pairs is that?
How do you know?
What about these three creatures?
You could download a set of these cards to cut out. Can you match the animal to the number of pairs of legs it has?
Did you know that legs on living creatures always come in pairs?
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NRICH is part of the family of activities in the Millennium Mathematics Project.
NRICH is part of the family of activities in the Millennium Mathematics Project.