Mastering 7th Grade Math Concepts: Operations and Conversions

What is the result of adding a negative number to a positive number?

• Always a negative number

• Product of the two numbers

• Difference between the two numbers with the sign of the larger value

• Sum of the two numbers

What is the result when you multiply two negative numbers?

• The sum of the two numbers

• A negative number

• Zero

• A positive number

When dividing a negative number by a positive number, the result is:

• Cannot be determined

• Negative

• Positive

• Zero

In long division, if you divide 93.1 by 24.5, what is the quotient?

• -3.8

• 3.8

• -4.2

• 4.2

What is the product of 12.7 and 7.2, ignoring the signs?

• 91.44

• 89.64

• 92.34

• 90.54

How do you convert a mixed number to an improper fraction?

• Divide the whole number by the fraction

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

• Multiply the whole number by the numerator

• Add the whole number to the numerator

What is 5 divided by 8 as a decimal?

• 0.625

• 0.5

• 0.75

• 0.85

How do you convert a decimal to a percent?

• Multiply by 100

• Divide by 100

• Add 100

• Subtract 100

What is 20% as a fraction?

• 2/10

• 1/4

• 20/100

• 1/5

What is three-fourths as a percent?

• 34%

• 75%

• 25%

• 50%