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- 1. Multiple Choice
Select all the expressions that result in a rational number.
- 2. Multiple Choice
When you add two rational numbers, the sum is...
always rational
sometimes rational, sometimes irrational
always irrational
never rational
- 3. Multiple Choice
When you multiply two rational numbers, the sum is...
always rational
sometimes rational, sometimes irrational
always irrational
never rational
- 4. Multiple Choice
When you add a rational number and irrational number, the sum is...
always rational
sometimes rational, sometimes irrational
always irrational
mostly irrational
- 5. Multiple Choice
When you multiply a rational number and irrational number, the product is...
always rational
sometimes rational, sometimes irrational
always irrational
mostly irrational
- 6. Multiple Choice
What is the following a model of?
the sum of two irrational numbers
the sum of two rational numbers
a rational number plus an irrational number
the product of two irrational numbers
- 7. Multiple ChoiceA repeating decimal or decimal that terminates is called aNatural NumberIrrational NumberRational NumberWhole Number
- 8. Multiple ChoiceWhole numbers are natural numbers together with "zero."TrueFalse
- 9. Multiple ChoiceWhat is an example of an irrational number?-2/3.75575557654..230
- 10. Multiple ChoiceWhich of the following statements is always true?All integers are whole numbersall rational numbers are integerssome whole numbers are not rational numbersall whole numbers are integers
- 11. Multiple ChoiceWhen multiplying or dividing a NEGATIVE and POSITIVE number your result will be...PositiveNegativeDepends on which is bigger.
- 12. Multiple ChoiceWhen multiplying or dividing a NEGATIVE and POSITIVE number your result will be...PositiveNegativeDepends on which is bigger.
- 13. Multiple ChoiceWhich of the following numbers is irrational?√8¾2-1.325
- 14. Multiple ChoiceWhich of the following is rational?.211232112421125. . . .π√25√12
- 15. Multiple ChoiceThe √40 is between which two consecutive whole numbers?7 & 84 & 55 & 66 & 7
- 16. Multiple ChoiceFind the best estimate for √18 .
Look at the number line.4.24.45.14 - 17. Multiple Choice
Which of the following could be a rational number?
the sum of two irrational numbers
the product of two irrational numbers
the sum of a rational number and an irrational number
the product of a rational number and an irrational number
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