An expression having more than one operation can be evaluated using PEMDAS rule.
P Parentheses
E Exponents
M D Multiplication and division (from left to right)
A S Addition and subtraction (from left to right)
For example, let's evaluate the expression (25 – 11) x 3.
(25 – 11) x 3
= 14 x 3 [Simplify parentheses]
= 42 [Multiplication]
So, (25 – 11) x 3 = 42
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
The correct answer is
The smallest number is the one that comes first while counting.
To arrange the given numbers in order from smallest to greatest, find the smallest number among all the given numbers.
21,27,23
21 is the smallest number.