1. NUMBER SENTENCES
6.7

2. What is a number sentence?
A Number Sentence represents an equation that includes numbers and operation symbols like addition, subtraction, multiplication, and division.
A number sentence can also be represented by using inequality symbols like <, >.

3. NUMBER SENTENCE Relation symbol (=, ≠, <, >, ≤, ≥)
Equation- A number sentence that contains an equal sign (=).
Inequality- A number sentence that contains any other relation symbol ( ≠, ‹, ›, ≤, ≥)

4. Continued.. Operation Symbols- +, -, x, *, ÷, or /
A number sentence may contain one or more operation symbols.

5. EXAMPLES: 3* 21= 63 (3*4)+ 7= 19 63/7≠ 8 9/ (8-5)≤3 21> (7*3) + 5
(7+2) + (12/4)= 12