7th Grade Math - FCAT 2.0
Vocab from Big Ideas Math Chapters 1 -3
The distance between a number and 0 on a number line. It can be written as |5| = 5 and |-5| = 5.
Addition Property of Equality
Adding the same number to each side of an equation produces an equivalent equation.
The opposite of a number.
Example: 8 = -8
-3, -2, -1, 0, 1, 2, 3
Multiplying Integers with the Same Sign
The product of two integers with the same sign is always positive
Multiplying Integers with Different Signs
The product of two integers with different signs is always negative.
Dividing Integers with Same Signs
The quotient of two integers with the same sign is always positive.
Dividing Integers with Different Signs
The quotient of two integers with different same sign is always negative.
Made by the intersection of a horizontal number line (x axis) and vertical number line (y axis).
Where the horizontal number line (x axis) and vertical number line (y axis) intersect. Known as the coordinate (0,0)
The coordinate plane is separated into for of these...
The horizontal number line
The vertical number line
a decimal that ends
decimal that has a pattern that repeats
Subtraction Property of Equality
Subtracting the same number from each side of an equation produces an equivalent equations.
Multiplication Property of Equality
multiply each side of an equation by the same number produces an equivalent equation
Division Property of Equality
dividing each side of an equation by the same number produces an equivalent equation
a comparison of two quantities using division
Ex. 3 to 4
is a ratio of two quantities with different units
60 miles/ 2 hours
a rate with a denominator of 1
Ex. 30 miles/ 1 hour
rate of change between any two points on a line
Measures the steepness of a line
equation stating that two ratios are equivalent
a method used to solve a proportion