8/28 – B Day

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# 8/28 – B Day - PowerPoint PPT Presentation

8/28 – B Day. Please grab your unit packet from the desk to the right of the entry door. Also, turn in your signature page to the plastic bin in the same area before the bell rings! You may want to read over your safety contract again in preparation for your quiz today. .

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Presentation Transcript
8/28 – B Day

Please grab your unit packet from the desk to the right of the entry door.

Also, turn in your signature page to the plastic bin in the same area before the bell rings!

### Conversions and Math Skills

Unit Conversions

1 m = 100 cm

1 km = 1000 m

1 kg = 1000 g

How do you undo…

+

×

÷

Subtraction

Multiplication

Division

Subscripts
• Identifies which one of a quantity
• t stands for time
• t1 is the first time
• t2 is the second time
• t0 is read “t naught”
• means “t initial” or “starting time”
To Solve an Equation for a Variable
• Identify the variable (circle it)
• Clear any fractions
• use multiplication or division to do this
• Use REVERSE order of operations to solve
• add and subtract first, then multiply and divide

Solve for B:

Clear any fractions:

Reverse order of operations:

or