Vocabulary Words
What does PEMDAS stand for?
Please
Excuse
My
Dear
Aunt
Sally
3 x 9 + 7
34
less than
subtraction
7 less than the product of 12 and 18
(12 x 18) - 7
What is the 5m + 1 if m=2
11
What is a variable?
A variable is an unknown quantity that is represented by a letter.
82 - 6 x 10
4
addition
the quotient of 48 and 6 times the number t
(48 / 6) x t
What is q/3 + 4 if q= 9
7
What is a coefficient?
A coefficient is the number that is being multiplied by the variable. It is usually "stuck" to the variable.
12 + (7 + 32)
28
times
multiplication
5 multiplied by 8 minus 12 then added to the sum of 24 and 5
5 x 8 - 12 + (24 + 5)
What is m + 5q if m=1 and q=5
26
What is the Order of Operations used for?
The order of operations is a set of rules that you use when solving numerical expressions.
(8 x 9) - (48 / 6)
64
shared equally
division
9 more than the difference of n and 10
(n - 10) + 9
What is 36/2y if y =6
3
TRUE OR FALSE:
Terms are the different parts of an algebraic expression that are separated by addition or subtraction signs.
TRUE
50 - 5 x (27 / 3)
5
triple
multiplication
Triple the number m plus 75
3m + 75
What is (y+ 2z)/2 if y=8 and z=3
7