Question

Evaluate the expression.

$28-63÷7$

Short answer

The value of the expression is19.

Step-by-step solution

Step-1 – Order of operations

To evaluate any expression involving more than one operation, follow the below order of operations:

• First evaluate expressions inside grouping symbols like parentheses ( ) or brackets [ ].
• Evaluate the exponents.
• Perform Multiplication and division from left to right.
• Perform addition and subtraction from left to right.

Step-2 – Divide 63 by 7

In the given expression, there is no grouping symbols and exponents in it. So, to evaluate the expression first divide 63 by 7 to get 9

$\begin{array}{l}28-63÷7\\ =28-9\end{array}$

Step-3 – Subtract the resulting numbers

Now to simplify further, subtract the numbers to get

$\begin{array}{l}28-63÷7\\ =28-9\\ =19\end{array}$

Thus, the value of the expression is .19.