The four operations
When we solve the number sentence, we don’t always solve from left to right. There is a correct order of operations. 4 + 3 × 8 3 × 8 + 4 = 4 + 24 = 24 + 4 = 28 = 28 When a number sentence includes a mix of operations, always do multiplication first. Multiplication Addition
2 There are 15 marbles. Winston takes away 7 marbles and then Jade takes away 4.
We can write a number sentence to find the number of marbles left. Marbles = 15 − 7 − 4 = 8 − 4 = 4 Write each line of working out on a new line.
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