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MTTC - Elementary Ed

Math Concepts

QuestionAnswer
convert the denominator of fractions to the lowest common denominator before adding adding fractions
convert denominator to lowest commons denominator before subtracting subtracting fractions
multiply numerators to get resultant numerator and multiply denominators to get resultant denominators multiplying fractions
invert bottom fraction and multiply with top fraction dividing fractions
a fraction where the numerator is larger than the denominator convert the integer into a fraction; add the fractional form of the integer to the fraction in the mixed numbers improper fractions
the real number property that says we can choose the order in which we add/ multiply numbers together can rearrange numbers as long as they're connected by an addition (or multiplication) sign a+b=b+a commutative property
the real number property that says when more than 2 real numbers are added/multiplied together, can freely choose which way we group them together (a+b)+c=a+(b+c) [same with multiplication] associative property
the real number property that says when you have a number multiplied by a sum/subtraction in a parentheses, it's the same as having that number multiplied by each term separately in that parentheses ax(b+c)=axb+axc [same with subtraction] distributive property
parts that make up a whole number factors
this breaks the number down to its prime factors prime factorization
a diagram used to break down a number into its factors until all the numbers are prime factor tree
a comparison between 2 terms ratio
a comparison of 2 terms that use different units rate
a rate with a denominator of 1 unit rate
a set of ratios that are equal to each other proportion
"per hundred" percent
suffix for "measure" -meter
basic unit of length little longer than a yard meter
prefix for distances much longer than a meter metric version of the mile =1000meters kilo-
prefix used when something is 100th the size of its base unit centi-
prefix used something is 1,000th the size of base unit milli-
how much of something you have the amount of matter in an object measured by grams, using a balance mass
the force of gravity on an object weight
how much space the object takes up measured in liters volume
how tightly packed the particles of an object are formula: d=m x v density
formula: kg=lb/2.2046 what is the conversion? lb->kg
formula: lb=kg x 2.2046 what is the conversion? kg->lb
formula: C=(F-32) x 5/9 what is the conversion? F->C
formula: F=(C x 9/5) +32 what is the conversion? C->F
formula: km=mi/0.6214 what is the conversion? mi->km
formula: mi=km x 0.6214 what is the conversion? km->mi
Created by: jmeeker
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