Turn in pg 123 Estimate 3.55 * 210

4 * 200 = 800

Write 60,890,000,000 in scientific notation1010089.6 x

Creativity is allowing yourself to make mistakes. Art is knowing which ones to keep. Scott Adams

JupiterSaturnNeptune

UranusEarthVenusMarsMercuryPluto

x

x

,,

,,,,,,.28

000,000,680,23.26

135.24

1001.1.12

103.9.10

125.4

7

4

Words to knowDivisible: root word divide 8 is divisible by 4 because 4 can divide 8 into 2

whole numbers with no remainder. What other numbers is 8 divisible by: 2, 8, 1

Words to know Factors: the factors of 8 are 1, 2, 4, and 8

because these are all the numbers 8 is divisible by.

Numbers multiplied together to get the value. Go through divisibility rules on page 135

Test the number 3560 for divisibility of: 2, 3, 4, 5, 6, 7, 8, 9, 10

Composite number: “composed”• whole number greater than one that has more

than two factors, exp: 4, 6, 8, 9, 10,

Prime Number: “exclusive”• Whole number greater than one but has

exactly 2 factors 1 and itself, exp: 2, 3, 5,

962 48

24

12

6

3

2

2

2

2

So 96 = 2 x 2 x 2 x 2 x 2 x 3

Easier way to write it

Use different factors other than the 2 at the beginning. Start with something else.

Do you get the same thing?

325

232582657-1

The Great Internet Mersenne Prime Search (GIMPS) was launched by George Woltman in early 1996

based on the factorizations of either N+1 or N-1,

Pg 13712-14, 21-28, 32 “challenge”