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There are 6 NRICH Mathematical resources connected to NC-NumberBonds-R1-Y1, you may find related items under NC.
Broad Topics > NC > NC-NumberBonds-R1-Y1If you have ten counters numbered 1 to 10, how many can you put into pairs that add to 10? Which ones do you have to leave out? Why?
A resource to try once children are familiar with number lines, and they have begun to use them for addition. It could be a good way to talk about subtraction. Leah and Tom each have a number line. Can you work out where their counters will land?
Try grouping the dominoes in the ways described. Are there any left over each time? Can you explain why?
In Sam and Jill's garden there are two sorts of ladybirds with 7 spots or 4 spots. What numbers of total spots can you make?
Can you find two butterflies to go on each flower so that the numbers on each pair of butterflies adds to the number on their flower?
Make one big triangle so the numbers that touch on the small triangles add to 10.