Numbers Vocabulary

Here are twenty words and terms often used in relation to numbers.

1	add	v. to put one number together with another [eg: 2 plus 2] - addition n.
2	billion	n. 1,000,000,000; one thousand million; 109
3	divide	v. 2 ÷ 2 [is expressed as] two divided by two - division n.
4	equal	v. to be the same as [eg: 2 + 2 equals 4]
5	giga	one billion
6	hundred	n. 100; 102
7	kilo	one thousand - k, K *abbr.*
8	mega	one million - M *abbr.*
9	million	n. 1,000,000; one thousand thousand; 106
10	minus	p. 2 - 2 [is expressed as] two minus two
11	multiply	v. 2 x 2 [is expressed as] two multiplied by two - multiplication n.
12	plus	p. 2 + 2 [is expressed as] two plus two
13	square	v. to multiply a number by the same number [eg: 3 squared = 9]
14	square root	n. number that multiplied by itself gives a certain number [3 is the square root of 9]
15	subtract	v. to deduct one number from another [eg: 2 minus 2] - subtraction n.
16	thousand	n. 1,000; 103
17	times	p. 2 x 2 [is expressed as] two times two - see multiply
18	to the power of	multiplication of a number by itself [eg: 2 to the power of 3 = 8]
19	trillion	n.1,000,000,000,000; a million million; 1012
20	zero	n. 0; oh; nought