C784 MODULE 2 FRACTIONS, DECIMALS, & PERCENTAGES QUESTIONS AND ANSWERS

percent proportion Proportion that is equivalent to the given ratio but has a denominator of 100. denominator The number written after the slash, or below the fraction bar, in a fraction. conditional proportion A proportion where one part of a proportion is a variable, or unknown quantity. numerator The number that is written before the slash, or above the fraction bar, in a fraction. proper fraction A fraction where the number in the numerator is less than the number in the denominator. trailing zeros Sequence of zeros after the last non-zero digit in a decimal number. proportion A true statement in which two ratios are equal to each other. butterfly method Cross-multiplication method used to determine whether two fractions are equal. The numerator of one fraction is multiplied by the denominator of the opposite fraction on both sides. unit conversion A method used to change between measurement systems. terminal decimal A decimal number that has a finite number of digits. least common multiple (LCM) The smallest number in value that is a multiple of two or more numbers. rounding A method of estimating in order to make working with a number easier. reciprocal A reciprocal of a number is that number which, when multiplied by the original number, equals 1. It is the same as the multiplicative inverse. ratio Measures one quantity in relation to another quantity. improper fraction A fraction where the the number in the numerator is more than the number in the denominator.