Arithemtic Reasoning

ASVAB

Integer

any positive or negative whole number, including zero. Integers do not include fractions, decimals, or mixed numbers.

Prime number

any whole number greater than 1 that has only two factors, itself, and 1; that is, a number that can be divided evenly only by 1 and itself.

Composite number

any whole number greater than 1 that has more than two different factors; in other words, any while number that is not a prime number.

Even number

any integer that can be divided by 2 without leaving any remainder

Odd number

Any integer that cannot be divided evenly by 2.

Decimal number

Any number that uses a decimal point to show the part of the number that is less than one

Decimal point

Assemble used to separate the ones place from the 10th’s place in decimals or dollars from cents in currency

Decimal place

The position of a number to the right of the decimal point in the decimal 0.123 the one is in the first place to the right of the decimal point indicating tenths; The two is in the second place indicating hundredths: and the three is in the third place indicating thousandths.

Rational numbers

Include all integers, decimals, and fractions. Any terminating or repeating decimal number is a rational number.

Irrational numbers

Cannot be written as fractions or decimals because the number of decimal places is infinite, and there is no recurring pattern of digits within the number.

Real numbers

Are the set of all rational and irrational numbers.