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There are 4 NRICH Mathematical resources connected to NC-MentalCalculationAS-R1-Y1, you may find related items under NC.
Broad Topics > NC > NC-MentalCalculationAS-R1-Y1Can you each work out the number on your card? What do you notice? How could you sort the cards?
Place the numbers 1 to 6 in the circles so that each number is the difference between the two numbers just below it.
Can you hang weights in the right place to make the the number balance balanced?
Find all the numbers that can be made by adding the dots on two dice.