Edith shows us how to add by counting on from a given from a given number within 20.
Oliver shows how we use number lines to subtract
Flo and Ethan show how drawing an array and counting in 2s can help solve simple multiplication problems.
Beth and Elliot show us how to divide using grouping
The children selected a subtraction number sentence. (5 - 4 = 1) They then had to act it out on the number line for their friends to guess.