Unit 2 Vocab
Means the same as "equal to" or "same amount".
equivalent
12
Composite
2 x (4 + 5)
4 + 5
What are the four fundamental operations/calculations in math?
addition, subtraction, multiplication, and division
17
Prime
12 ÷ 6 + 9 x 4
12 ÷ 6
A mathematical representation using pictures, drawings, diagrams or physical objects.
model
1
neither prime nor composite
30 + 3 x (15-5) ÷ 6
15-5
To rewrite an expression in the most basic or simplest terms without changing its value.
simplify
Composite
32 ÷ 8 x 7 - 4
32 ÷ 8
A mathematical phrase that includes a group of numbers and operations, but no equal sign.
expression
73
Prime
5 ● 8 + (10 – 6 ÷ 2)
6 ÷ 2