5^2+[(2+1)-3]
GEMDAS pemdas;
First, unahin mong isolve yung nasa pinaka-loob talaga ng Paranthesis.
Second, yung Exponent naman ang i-solve niyo.
Third, Multiplication naman
4th, Division
5th, Addition
and last, i-solve niyo yung Subtraction dun sa equation....
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P-aranthesis
E-xponent
M-ultiplication
D-ivision
A-ddition
S-ubtraction