Question

5 - bracket 12 x minus 7 bracket 8 x minus 3 small bracket minus to curly bracket 10 x minus 5 bracket 2 - 4 x bracket

Answer 1

Terms inside the bracket are evaluated first; hence 2×(3 + 4) is 14 and 10 ÷ 5(1 + 0) is 2 and (2×3) + 4 is 10. This notation is extended to cover more ...