Rational Numbers
Rational numbers include all numbers positive and ...
NEGATIVE
What is the opposite of addition
subtraction
2, 5, 8, ___, ___
11, 14
What does the "D" stand for in PEMDAS
division
When subtracting rational numbers, step one is to change the minus to a
PLUS
What is the opposite of multiplication
division
20, 18, 16, ___, ___
14, 12
(2+4) + (3-2) =
7
When multiplying rational numbers a negative times a negative is equal to a ...
POSITIVE
In this equation, what is the 3 doing to the x
3x - 4
multiplying
6, 12, 18, 24, ____, ___
30, 36
32 + (5-2) =
12
When subtracting rational numbers, after you have changed the minus sign to a plus, then you
DO THE OPPOSITE
What does "squared mean"
A number times itself
Cash, Kieran, Payton, Desmond, Blake, ______
boy's name, boy's name, girl's name
Why do we use PEMDAS in Math?
to know which order to solve problems
When multiplying rational numbers, a positive times a negative is equal to a
NEGATIVE
Solve this problem:
5x = 40
x = 8
3, 6, 10, 15, 21, ___, ____
28, 36
Each letter in PEMDAS stands for...
P -Parentheses
E- Exponents
M- Multiply
D - Division
A - Add
S - Subtract