Order of Operations
4 + (10 - 7) x 3
13
Round to the hundreds place: 821
800
Solve 43
64
Complete the ratio table:
2 6
? 12
10 ?
4 - 12
10 - 30
-23 + 55
32

Yes, k = 3/4 (or .75)
-5 - (-12)
7
What is the better deal...
20 batteries for $16 or
8 batteries for $6?
8 batteries for $6
$0.75/battery
Write 0.00000055 in scientific notation.
5.5 x 10-7
What is the better deal...
12 gallons of gas for $33 or
5 gallons of gas for $14?
12 for $33
$2.75/gal
Subtract: 5 1/12 - 2 2/3
2 5/12
Write 6.03 x 106 in standard form.
6,030,000
Complete the ratio table
4.5 10
9 ?
? 50
9 - 20
22.5 - 50