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

A factor is a number that divides another number without leaving a remainder. For example, 9 is a factor of 36 because $$36 \div 9 = 4$$ .

Yes, because $$39 \div 3 = 13$$ , which is a whole number.

How do you add fractions with the same denominator?

To add fractions with the same denominator, add the numerators and keep the denominator the same. For example, $$\frac{1}{4} + \frac{2}{4} = \frac{3}{4}$$ .

How do you subtract fractions with different denominators?

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

What is a mixed number?

A mixed number is a whole number combined with a fraction, such as $$2 \frac{1}{2}$$ .

What does it mean for a number to be prime?

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself. For example, 2, 3, 5, and 7 are prime numbers.

What is a composite number?

A composite number is a natural number greater than 1 that is not prime, meaning it has more than two factors. For example, 4, 6, and 8 are composite numbers.

How do you find the area of a rectangle?

The area of a rectangle is found by multiplying its length by its width: Area = length × width.

What is a number line?

A number line is a straight line with numbers placed at equal intervals, used to represent numbers visually.

What is the difference between an equation and an expression?

An equation states that two expressions are equal, while an expression is a combination of numbers, variables, and operations without an equality sign.

Proficiency Review Flashcards

Student preview

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is a fraction?

Back

2.

FLASHCARD QUESTION

Front

How do you convert a mixed number to an improper fraction?

Back

3.

FLASHCARD QUESTION

Front

What is a factor?

Back

4.

FLASHCARD QUESTION

Front

What is a multiple?

Back

A multiple of a number is the product of that number and an integer. For example, multiples of 4 include 4, 8, 12, 16, 20, etc.

5.

FLASHCARD QUESTION

Front

Is 3 a factor of 39?

Back

6.

FLASHCARD QUESTION

Front

What is the least common multiple (LCM)?

Back

The least common multiple of two numbers is the smallest number that is a multiple of both. For example, the LCM of 4 and 5 is 20.

7.

FLASHCARD QUESTION

Front

What is the greatest common factor (GCF)?

Back

The greatest common factor of two numbers is the largest number that divides both of them. For example, the GCF of 12 and 16 is 4.

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