cjkagler04 cjkagler04

04-10-2019
Mathematics

contestada

Simplify the expression.
4 + 18 ÷ 2 – 1
20
22
12
10

Respuesta :

ellie8864 ellie8864

04-10-2019

The order you have to work it out is is
Brackets
Indices
Divide
Multiply
Add
Subtract
There are no brackets or indices so you start with the dividing, then you add, then you subtract. This is called bidmas.

18/2=9
9+4=13
13-1=12

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