Vocabulary
Addition
Subtraction
Multiplication
Division
100
A mathematical statement that includes numbers, operations, and/or variable. It has No Equal Sign!
Expression
100
50 + 45
95
100
10 - 5
5
100
20 x 3
60
100
12 ÷ 6
2
200
What is an Equation?
A mathematical statement with an Equal Sign!
200
555 + 367
922
200
20 - 14
6
200
12 x 12
144
200
Twenty-four divided by six equals?
4
300
A letter that represents an unknown number.
Variable
300
453 + 123
576
300
13 - 23
- 10
300
72 x 5
360
300
106 ÷ 2
53
400
Please give the definition and example of a Constant.
Definition: A number that never changes - it is alone.
Example: 2 a + 6
6 being the constant.
400
40 + 457 + 3
500
400
458 - 58
400
400
4 x 3 x 2
24
400
100 ÷ 100
1
500
Please give me the name, definition and an example of the number next to the variable.
Name: Coefficient
Definition: Number multiplied to a variable “Comes in front of variable”
Example: 2 b + 3
2 being the coefficient
500
What is 6379 + ____ = 7000
621
500
5647 - ______ = 5047
600
500
360 x 100
36000
500
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