Numbers

Brady Armstrong 9/30/2013

My Numbers

1. .56

2. 7

3. -6

4. -5/9

Compared:

1. .56 > -6

2. 7 > -5/9

3. -6< -5/9

4. 7 > .56

5. -6 < 7

6. .56 > -5/9

Ordered:

-6, -5/9, .56, 7

On a Number Line:

Absolute value Problems:

1. |7| + |-6|= 13

2. |.56| |-5/9|= 14/45

3. |.56| - (-6)= 6.56

4. |7| |.56|= 3.92

What is Absolute Value?

Absolute value is the distance a number is from zero.

Operations With Integers:

Addition

1. 5+(-5)= 0

2. 10+82= 92

Subtraction:

1. (-13)-(12)= -25

2. 42-2= 40

Multiplication:

1. (-6)(-7)= 42

2. 5(-12)= -60

Division:

1. (-50) / 25= -2

2. (-120) / (-30)

Word Problems:

1. Jimmy had $9,892,844.02. He won the Mega Millions for 15,000,000. How much money does Jimmy have now? ($24,892,844.02)

2. Dan baught 4 packs of pencils worth $3.42 each. He payed with a $20 bill. What is Dan's change? ($6.32)

3. Aaron ate dinner with four friends. The total bill was $15.85. If divided up evenly, what will each person pay? ($3.17)

4. Brilly Jenkins had $28.56 in her bank account. She spent $70.25 with her credit card. What is her balance afterward? (-41.69)