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IM: 6.7.4: Ordering Rational Numbers (Practice)

By Newsela Staff
Last updated 6 days ago
13 Questions

Select all of the numbers that are greater than -5.

Order these numbers from least to greatest:

  1. -1\frac{1}{2}
  2. -\frac{1}{2}
  3. -1
  4. 1
  5. \frac{1}{2}
  6. 0

Here are the boiling points of certain elements in degrees Celsius.
List the elements from least to greatest boiling points.

  1. Krypton: -153.2
  2. Argon: -185.8
  3. Hydrogen: -252.87
  4. Chlorine: -34
  5. Fluorine: -188.1

Explain why zero is considered its own opposite.

Explain how to make these calculations mentally.

99 + 54

244 - 99

99 \sdot 6

99 \sdot 15

Find the quotients.

\frac{1}{2} \div 2

2 \div 2

\frac{1}{2} \div \frac{1}{2}

\frac{38}{79} \div \frac{38}{79}

Over several months, the weight of a baby measured in pounds doubles. Does its weight measured in kilograms also double? Explain.