A fraction is a part of a whole, expressed as $$\frac{a}{b}$$ where 'a' is the numerator and 'b' is the denominator.

What does it mean to find a common denominator?

Finding a common denominator means finding a number that is a multiple of the denominators of two or more fractions.

What is the least common multiple (LCM)?

The LCM is the smallest number that is a multiple of two or more numbers.

What is the greatest common factor (GCF)?

The GCF is the largest number that divides two or more numbers without leaving a remainder.

How do you convert a decimal to a fraction?

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

What is the difference between a proper fraction and an improper fraction?

A proper fraction has a numerator smaller than the denominator, while an improper fraction has a numerator larger than or equal to the denominator.

How do you subtract fractions with different denominators?

To subtract fractions with different denominators, find a common denominator, convert the fractions, and then subtract the numerators.

What is the decimal equivalent of $$\frac{1}{4}$$ ?

The decimal equivalent is 0.25.

The Number System Test Review Flashcards

Student preview

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

Back

2.

FLASHCARD QUESTION

Front

Order these numbers from greatest to least: 1.42, 3.142, 3.42, 1.423.

Back

The order is: 3.42, 3.142, 1.423, 1.42.

3.

FLASHCARD QUESTION

Front

Back

The answer is 10.2.

4.

FLASHCARD QUESTION

Front

Back

The answer is 3.87.

5.

FLASHCARD QUESTION

Front

What is the reciprocal of 2?

Back

6.

FLASHCARD QUESTION

Front

Define a fraction.

Back

7.

FLASHCARD QUESTION

Front

What is a mixed number?

Back

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