| 1. the denominator
| a. the expanded set of numbers that we get by including negative versions of the counting numbers
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| 2. proper fractions
| b. the number that is on the top of the fraction
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| 3. whole numbers
| c. the numbers that cannot be expressed as a fraction
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| 4. rational numbers
| d. the fractions that can be numbers smaller than 1, like  or 
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| 5. fractions
| e. the number that is in the bottom of the fraction
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| 6. the numerator
| f. any of the numbers 0,1,2,3,4,… that can be used to count the members of a set; the non-negative integers
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| 7. irrational numbers
| g. the fractions that can be numbers bigger than 1
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| 8. improper fractions
| h. the set of natural numbers plus the number zero.
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| 9. integers
| i. all numbers of the form  , where a and b are integers (but b cannot be zero)
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| 10. natural numbers
| j. a ratio of two expressions or numbers other than zero
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6. Определите, является ли утверждение истинным или ложным
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| True
| False
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| 1. At first, ²number² meant something you could write.
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| 2. We call the set of natural numbers and the number zero whole numbers.
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| 3. Whole numbers together with negative numbers are called integers.
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| 4. Many things in real life are measured in fractions.
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| 5. We get the set of rational numbers if we add whole numbers to the set of integers.
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6. The numbers of the form  are called rational numbers.
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| 7. The bottom of the fraction is called the numerator.
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| 8. The top of the fraction is called the numerator.
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| 9. The denominator of the fraction can even be zero.
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| 10. Both parts of the fraction are integers.
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| 11. Proper fractions can be represented by the numbers smaller than 1.
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12.  is an example of improper fractions.
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| 13. All integers can be thought of as rational numbers.
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| 14. Natural numbers, whole numbers, and integers are subsets of the irrational numbers.
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