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Name __________________________ Table _____ Period _____ Make connections with other disciplines Use number prefixes to decode words Score _____/33 4 = 32-33; 3 = 26-31; 2 = 22-25; 1 = 21 and below Here are some number prefixes, the numbers used in Spanish and French, and some common English words referring to numbers. # Latin # in # in Common English Words Which Use Prefix Prefix Spanish French ½ semi semi-colon, semi-truck, semi-sweet chocolate 1 uniuno un uniform, unit, united, unison 2 du- (also bi-) dos deux dual, duel (bicycle, bifocals) 3 tri-, ter tres trois tricycle, triangle, trimester, triceratops 4 quad-, quatcuatro quatre quadruplets 5 quincinco cinq quintuplets 6 sexseis six sextuplets 7 septsiete sept septuplets 8 octocho huit octopus, octagon 9 novnueve neuf November 10 decdiez dix decimal, decade, 100 centcien cent centipede, century, cents, centigrade MAKE CONNECTIONS: TO HISTORY/SOCIAL STUDIES a. How many years in a century? b. If countries are in bilateral talks, how many sides of the issue are represented? c. The US legislative branch is bicameral. How many branches does that mean it has? d. How many corners were there on George Washington’s tricorn hat? e. If disease decimates a population, about what percentage of the people died? f. Ancient Rome was sometimes ruled by a triumvirate of powerful men. How many is that? Why don’t SEPTember, OCTober, NOVember, and DECember have the right month “number”? On the old Roman calendar, there were only 10 months, and the names and numbers DID match up. However, at the end of the year, there was a long monthless winter period. This year-end period was later divided into January and February. When we use January as the start of the year, it alters the count for the months. TO MATH a. The decimal system uses base 10. What base does a binary system use? b. If you quadruple an amount, what number are you multiplying by? c. How many sides does a quadrilateral have? d. How much of a circle is in a semicircle? e. How many quadrants are in a plotting map? f. How many faces does an octahedron have? g. If you have 5 percent of something, it means you have 5 out of every _______. h. How many quarters make a whole? TO SCIENCE a. How many years are in the growth cycle of a biennial plant? b. Ped means feet. How many feet does a quadruped have? c. How many fatty acids are in a triglyceride? d. How many parts are there to the shell of a bivalve? e. In quadruple bypass surgery, how many coronary (heart) arteries are bypassed? TO MUSIC a. If a piece of music was written as a duet, how many people is it written for? b. How many musicians in a quartet? c. How many people sing in a trio? TO OTHER DISCPLINES AND INTERESTS a. How many horns does a unicorn have? b. The newspaper says a set of septuplets was just born. How many babies is that? c. How many people are in Batman’s “Dynamic Duo”? d. If a town is celebrating its centennial, how many years has the town been around? e. If your grandpa is an octogenarian, how old is he? f. You just moved into a duplex. How many families is that home built for? g. How many wheels does a unicycle have? h. How many times a year does Nordstrom’s have its semiannual sale? i. How many athletic events are there in a triathlon? j. If you complete a form in triplicate, how many copies do you have? k. Someone with duplicity is dishonest. They act ____ different ways, at different times or with different people.