Topic 4 Review

Front

What is the equation to find the total cost of 8 balloons if each balloon costs $1.25?

Back

8 x 1.25 = $10

Front

How do you calculate the cost of a call if the roaming charge is $0.37 per minute and the call lasts 10 minutes?

Back

Cost = 0.37 x 10 = $3.70

Front

If one envelope is 0.042 cm thick, how thick would a stack of 100 envelopes be?

Back

0.042 cm x 100 = 4.2 cm

Front

What expression represents 0.7 multiplied by 0.4?

Back

0.7 x 0.4

Front

What is the result of multiplying 0.08 by 0.5?

Back

0.08 x 0.5 = 0.04

Front

Define multiplication in simple terms.

Back

Multiplication is adding a number to itself a certain number of times.

Front

What is the term for the result of a multiplication operation?

Back

The result is called the product.

Front

What does the term 'roaming charge' mean?

Back

A roaming charge is a fee for using your phone outside your home network.

Front

How do you convert a decimal to a fraction?

Back

To convert a decimal to a fraction, write the decimal over 1 and multiply numerator and denominator by 10 for each digit after the decimal.

Front

What is the value of 0.5 in fraction form?

Back

0.5 = 1/2