### CROSSWORD PUZZLE

PAUL BARKER

MATH PUZZLE.

 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

Across
10.A mathematical language that uses symbols,usually letters,along with numbers.The letters stand for numbers that are unknown.
12.Information,often numerical,which is gathered for statistical purposes.
15.Decimals that name the same number.
16.The way in which numbers are grouped when added or multiplied does not change the sum or product.
17.Any side of a parallelogram.
21.A number that divides into a whole number with a remaimder of zero.
23.a whole number that is divisible by 2.
25.The sum of two or more quantites divided by the number of quantities;the mean.
27.The order in which numbers are added or multiplied does not change the sum or product.
28.A comination of variables,numbers at least one operation.
29.Multiples that are shared by two or more numbers.
30.A relation in which each element of the input is paired with exactly one element of the output according to a specifield rule.
Down
1.The sum of the products of each digit and its place value of a number.
2.A fraction that has a numerator that is greater than or equal to the denominator.
3.A plane in which a horizontal number line and a vertical number line intersect at their zero points.
4.A mathematical sentence that contains the equals sighn,=.
5.The sum of any number and 0 is the number.
6.The greatest of the commen factors of two or more numbers.
7.In a power,the number used as a factor.
8.See coordinate plane.
9.A table for organizing a set of data that shows the number of times each item or number appears.
11.Fractions that name the same number.
13.A symbol of equality,=.
14.To multiply a sum by a number,multiply each addend of the sum bythe number outside the parentheses.
18.A whole number is said to be divisible by another number if the remainder is 0 when the first number is divided by the second.
19.The number of square units needed to cover the surface enclosed by a geometric figure.
20.The producted in which a number is a factor three times.
22.To find the value of an algebraic expression by replacing variables with numerials.
24.In a power,the number of times the base is used as a factor.
26.The numerical factor of a term that contains a variable.

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