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.