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Do Now Write if the following numbers are rational numbers, irrational numbers, whole numbers and integers. EXPLAIN WHY!!! (Hint: look at your notes from yesterday and read the definitions) 1. 2. 3. 4. 5. 6. 0.3333… 1/8 -6 5.9875… 3.2 5/9 7. 132 8. 18.57 9. -13 10. 6.88888…. INEQUALITY A mathematical sentence formed by placing an inequality symbol between two expressions INEQUALITY Inequalities Equals < > = …Or Equal To Less than or equal to Greater than or equal to Make a poster • Divide your poster into four parts: –> –< –≥ –≤ • For each section: – write the definition of the word – Draw the sign – Write an example with numbers and an example with words. Compare With number line Which number is bigger? Look at the number line to decide. 1. -3 ____ 2 2. 9 _____-8 3. -5 ____-7 practice 1. 2. 3. 4. 5. -3 ____ 3 0.57 ____ 0.85 1/2 ____ -1/2 2 ____ -176 0 ____-0.88 THINK, write, pair, share When comparing -5 to -7, which inequality sign would you use. Which number is larger and why? Exit Ticket 1. What is the definition of inequality in your own words? 2. What are the four inequality signs (write the symbol and the name)? Compare using inequality signs: 3. -6 ____ 5 4. 7 ____ -3 5. -2 ____-1