K3 are learning about how two-digit numbers are made up of groups of tens and ones. Some are even looking at three-digit numbers! For fun, we have tried adding two multiples of 10. Do you know what 20 + 20 is? What strategy did you use?
K3 are learning about how two-digit numbers are made up of groups of tens and ones. Some are even looking at three-digit numbers! For fun, we have tried adding two multiples of 10. Do you know what 20 + 20 is? What strategy did you use?