Mastering Order of Operations with Decimals and Fractions

What is the first step in the order of operations pyramid?

• Multiplication and division

• Parentheses and grouping symbols

• Addition and subtraction

• Exponents and roots

When multiplying decimals, how do you determine the placement of the decimal in the product?

• Count the decimal places in both numbers and add them

• Always place the decimal two places from the right

• Count the decimal places in the original numbers and move the decimal in the product accordingly

• The decimal placement is not important

What should you do first when simplifying an expression with both division and multiplication?

• Perform multiplication before division

• Perform division before multiplication

• Simplify from left to right regardless of the operation

• Simplify from right to left

What is the result of adding two negative numbers?

• A positive number

• A negative number

• Zero

• The result can be either positive or negative

How do you simplify the fraction 7/2 when it is a result of dividing common factors?

• Add the numerator to the denominator

• Multiply the numerator by the denominator

• Reduce the fraction by dividing both the numerator and denominator by their greatest common divisor

• Divide the numerator by the denominator

When converting a mixed number to an improper fraction, what operation is performed?

• Multiply the whole number by the numerator and add the denominator

• Divide the whole number by the denominator and add the numerator

• Multiply the whole number by the denominator and add the numerator

• None of the above

What common denominator is used for the fractions with denominators 2, 9, and 3?

• 6

• 9

• 18

• 36

How do you handle an expression that includes both fractions and decimals?

• Simplify fractions and decimals separately

• Convert all decimals to fractions

• Ignore the decimals

• Convert all fractions to decimals

What is the correct method for dividing fractions?

• Add the two fractions

• Multiply the first fraction by the reciprocal of the second

• None of the above

• Subtract the second fraction from the first

What should you do if you have not completed the examples from the video in your homework?

• Ask a friend for the answers

• Copy the examples below the homework problems

• None of the above

• Submit the homework as is