Identify Order of Operations: Identify the order of operations to use for the calculation. According to the order of operations, we should perform multiplication before addition and subtraction.
Perform Multiplication: Perform the multiplication part of the expression first. Calculate 10×54.
Substitute Result: Now, substitute the result of the multiplication back into the original expression. The new expression is 1+7−540.
Perform Addition: Perform the addition part of the expression next. Calculate 1+7.
Substitute Result: Substitute the result of the addition back into the expression. The new expression is 8−540.
Perform Subtraction: Perform the subtraction to find the final result. Calculate 8−540.