1. Mr. Moore’s Bell- Ringers/IFA 8 th Grade Math - CMS

2. Bell-Ringer (8/27/14) List at least two numbers from each category– do your best to categorize them into: Natural numbers Whole numbers Integers Rational Numbers Irrational Numbers

3. Bell Ringer -Find & list the numbers that are irrational (8/28/14)

4. Bell-Ringer (8/29/14) Pick up your spiral & calculator Approximate the Low & High Numbers for the following irrational numbers: √14√30 √85√8 √20√42

5. Bell-Ringer (9/02/14) Pick up your spiral, calculator & worksheet (from front table) Order the following numbers on a number line: π √9 -25/3 √225 √15 -250 25

6. Bell-Ringer (9/03/14) Pick up your spiral, calculator & worksheet (from front table) Complete the table below showing equivalent forms of the numbers: Use the decimals above to order the following on a number line: 0 0.5 1 FractionDecimalPercent 2/5 0.65 35%

7. Bell-Ringer (09/04/14) Use the symbols >, <, and = to express the relationship of the following numbers: 1) 0.49 ____ 4/92) √29 ____ 5.38 3) 5/12 ____ 45%4) √81 _____ 9 5) π ____ 3.146) 4/5 ___ 0.8

8. Bell-Ringer (9/05/14) Write the following numbers in scientific notation: 1) 2002) 0.0453) 725 Write the following in standard decimal notation: 4) 8.25×10 2 5) 4.5×10 -2 6) 1.7×10 3

9. Bell-Ringer (9/08/14) Complete the following table: NumberIrrationalRationalIntegerWholeNatural π 0.333… -0.75 0 √36 -7 √10 5

10. Bell-Ringer (9/09/14) 1.Which is the smallest number? A) 1.75 × 10 -4 C) 3.792 × 10 -4 B) 7.86 × 10 -5 D) 2.5 × 10 -3 2.JJ Watt from the Houston Texans makes $100 million on a 6- year contract. Which of the following is equivalent to $100 million? A) 1.0 × 10 8 C) 1.0 × 10 7 B) 1.0 × 10 6 D) 1.0 × 10 9

11. Bell-Ringer (9/10/14)

12. Bell-Ringer (9/11/14)

13. Bell-Ringer (9/12/14)