Math Basics Flashcards

1
Q

Whole number

A

Starting with zero, all positive numbers that don’t have fractions or decimals

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2
Q

Integer

A

All numbers, both positive and negative, that don’t have fractions or decimals.

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3
Q

>

A

Greater than

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4
Q
A

Less than

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5
Q

The sum of two even integers is:

A

Even

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6
Q

The sum of two odd integers is _____

A

Even

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7
Q

The sum of an even integer and an odd integer is _____

A

Odd

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8
Q

The product of two even integers is ______

A

Even

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9
Q

The product of two odd integers is _____

A

Odd

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10
Q

The product of an even integer and an odd integer is:

A

Even

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11
Q

If n is even, n² is

A

Even

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12
Q

If n² is even and n is an integer, then n is

A

Even

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13
Q

If n is odd, n² is:

A

Odd

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14
Q

If n² is odd and n is an integer, then n is:

A

Odd

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15
Q

The answer to a multiplication problem

A

Product

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16
Q

Answer to an addition problem

A

Sum

17
Q

Answer to a subtraction problem

A

Difference

18
Q

Answer to a division problem

A

Quotient

19
Q

Factor

A

A number that divides another number evenly

i.e. 2 and 3 are factors of 6

20
Q

Prime number

A

a positive integer with exactly two factors, itself and 1

21
Q

Order of operations

A

PEMDAS:

Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right)

22
Q

Mean

A

The sum of all the numbers in the set divided by how many numbers there are

23
Q

Median

A

Put all numbers in the set in numerical order, then find the middle one.

If there are two middle numbers, average them.

24
Q

Mode

A

The number that appears the most times in a set.

25
Q

Range

A

Highest number minus the lowest number