Operations with Rational Numbers

Front

In the world’s coldest freezer, sodium gas was cooled to a temperature of 78.5°C below zero and then cooled 194.65°C more. What was the new temperature of the sodium gas?

Back

–273.15°C

Front

Total effect of taxes on Kate's 7 paychecks if $345.67 is deducted per month.

Back

–$1,209.85

Front

1/2 cup of sugar + 1/3 cup of cinnamon

Back

5/6 cup

Front

After a pizza party there are 4 2/3 pizzas left over. If the pizzas are divided so that party goers can take home 1/6 of a pizza, how many guests can take home pizza?

Back

28 guests

Front

A girl's hair is 12 3/8 inches long. If she has 2 1/2 inches cut off, how long will her hair be?

Back

9 7/8 inches

Front

Julie walks 10 dogs a week and gets paid $4.25 for each dog. How much money does she make in one week?

Back

$42.50

Front

Mr. Smith has an account balance of -$275.78. He deposits $539.20 into his account. What is Mr. Smith's account balance now?

Back

$263.42

Front

If a plant grows 1/4 cm every day for 21 days, what is the total amount of growth?

Back

5 1/4 cm

Front

A jug of orange juice contains 40.75 fluid ounces. It is shared equally among 5 people. How many ounces of orange juice does each person receive?

Back

8.15 fl. oz.

Front

Jamie earned $725 dollars by working 5 days in a week. What is the average amount that she earned per day?

Back

$145