7th grade Friday January 18th, 2013

Hello all!
I hope you all started working on your project which is due this Friday. Remember not to leave things for the last minute. If you organize your schedule, you have enough time to complete everything and still have time to spare :)

Following 10 exercises:

Write each number in scientific notation:

1. 4,800
2. 17,200
3. 180,000
4. 25,000,000

Write each decimal as a mixed number or fraction in simplest form:

1. 1.4
2. 0.33
3. 0.24
4. 4.44

Simplify each expression:

1. -79 + 15
2. -23 - (-14)

Hope you all have a great afternoon!