Solve the Expression: 18+2×1 Using Order of Operations

Question

18+2×1= ? 18+2\times1=\text{ ?}

Video Solution

Solution Steps

00:00 Solve
00:03 Always solve multiplication and division before addition and subtraction
00:07 Now let's continue solving
00:10 And this is the solution to the question

Step-by-Step Solution

According to the order of operations, first put the multiplication operation in parenthesis:

18+(2×1)= ? 18+(2\times1)=\text{ ?}

Then solve the exercise inside the parenthesis:

2×1=2 2\times1=2

Which leaves us with:

18+2=20 18+2=20

Answer

20

More Questions

Related Subjects

The Order of Operations The Numbers 0 and 1 in Operations Neutral Element (Identiy Element) Division and Fraction Bars (Vinculum) Multiplicative Inverse Order or Hierarchy of Operations with Fractions

Question Types

Special Cases (0 and 1, Inverse, Fraction Line): Using 1