janetb80
janetb80
18-09-2018
Mathematics
contestada
90÷[10+(3^2 -4)] explain how you did it
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s1m1
s1m1
18-09-2018
Start with the most inner parentheses
3^2 -4 = 9-4= 5
Then we have the square brackets
10 + 5= 15
Now is left
90/ 15= 6
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