Mathematics Crossword Puzzle

QUESTIONS LIST: abacus : an oblong frame with rows of wires or grooves along which beads are slid, used for calculating, composite : being the product of two or more factors greater than one; not prime, fraction : a symbol which expresses part of a whole. it contains a numerator and a denominator, equals : be the same as in number or amount, even : an integer which can be divided by 2, with no remainder, graphs : a collection of points whose coordinates satisfy a given relation, percentage : a common fraction with 100 as its denominator, subtraction : the process of taking one or amount away from another, odd : an integer (whole number) that is not divisible evenly by 2, product : a quantity obtained by multiplying quantities together, or from an analogous algebraic operation, estimate : an approximate calculation or judgment of the value, number, quantity, or extent of something, calculator : something used for making mathematical calculations, in particular a small electronic device with a keyboard and a visual display, mathematician : an expert in or student of mathematics, numbers : an arithmetical value, expressed by a word, symbol, or figure, representing a particular quantity and used in counting and making calculations and for showing order in a series or for identification, sum : the total amount resulting from the addition of two or more numbers, amounts, or items, grid : a network of regularly spaced lines on a map that cross one another at right angles and are numbered to enable the precise location of a place, negative : less than zero, addition : the process of adding, positive : greater than zero, ratio : the quantitative relation between two amounts showing the number of times one value contains or is contained within the other, multiplication : the process or skill of multiplying, prime : a number that can be divided by only itself and one, decimal : a fraction whose denominator is a power of ten and whose numerator is expressed by figures placed to the right of a decimal point, division : the process or skill of dividing one number by another