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Math Minutes 9/8/2014

Math Minutes 9/8/2014. 1. What is the product of (3.67 x 10 -4 )(2.8 x 10 -8 )? 2. Which of these numbers are irrational? 546.23 546.23473861… π 3π √49 √20. Math Minutes 9/9/2014. 1. Convert these to standard form. 6.08 x 10 4 7.777 x 10 -8

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Math Minutes 9/8/2014

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  1. Math Minutes 9/8/2014 1. What is the product of (3.67 x 10-4)(2.8 x 10-8)? 2. Which of these numbers are irrational? 546.23 546.23473861… π 3π √49 √20

  2. Math Minutes 9/9/2014 1. Convert these to standard form. • 6.08 x 104 • 7.777 x 10-8 2.Which of these numbers cannot be irrational? √45 √220 √56 √256 √2 √1 3. Round 7.848 to the nearest hundredths.

  3. Math Minutes 9/10/2014 1. Which one of these numbers is irrational and why? ¾ 118/117 π/10 4π/2π • Convert these numbers to scientific notation. A. 7,230,000 B. 0.00678

  4. Math Minutes 9/11/2014 The Florida Museum of Natural History has 2.45 x 104 bird skeletons and 1.04 x 104 bird eggs. How many more bird skeletons than bird eggs are there at the museum? • 141 • 1,410 • 14,100 • 141,000

  5. 1. Find the product. (1.123 x 1021)(9.9 x 10-10) 2. Find the quotient 8.77 x 1011 5 x 106 Math Minutes 9/12/2014 3. Put these in order from least to greatest. 1.2 x 106 1.2 x 103 1.2 x 1011 2.1 x 103 2.1 x 109

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