Warm ups:02.10.10

Eric bought a pair of shoes originally priced at $95 for 45% off. He paid $52.25 not including tax. Which equation shows how Eric paid $52.25 for the shoes?

A. $95 - $45

B. $95 ÷ .45

C. $95 - $ 95 ÷ .45

D. $95 - $95 x .45

Eric decided to sell his shoes he bought for $52.25 for 40% more than what he paid. He sold them for $73.15. Which equation shoes how Eric figured he would sell them for $73.15?

A. $52.25 + 40

B. $52.25 ÷ .40 + 52.25

C. $52.25 - $ 52.25 ÷ .40

D. $52.25 + $52.25 x .40

Vocabulary PERCENT OFF

•Discount•Sale•Off•Sale price•Marked down•% of the cost•Fraction of the cost•Original price to sale

Vocabulary PERCENT MARKUP

•Markup•Wholesale price to retail price•Increase•Tax•Tip •Original price to profit

Math steps:1. PLD Change the % OFF to a

decimal.2. Multiply the % as a decimal

x the original$$3. SUBTRACT that from the

original$$

Math steps:1. PLD change the % markup to a

decimal2. Multiply the % as a decimal x

the original $$3. ADD that back onto the

original$$