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Do Now. If Miguel buys two pennants, two bumper stickers, and four magnets, how much in dollars will he spend for all the items? DWP 2. $12.12. 9/ 17/2013 1-1 E. Multiplying Decimals by Decimals.
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Do Now If Miguel buys two pennants, two bumper stickers, and four magnets, how much in dollars will he spend for all the items? DWP 2 $12.12
To multiply decimals by decimals, lasso the decimals until the end. Then plug in to the final product.
4.2 × 6.7 2) 3.6 × 0.05 3) 0.014 × 3.7 0.18 28.14 0.0518
Partner work: “Dice activity” • Roll each dice. Create a decimal. Roll again. Create another decimal. Multiply and record your answer. • Partner- check your opponents work! • The partner with the largest product at the end of activity wins match.
Let’s Go Shopping! • Pick an item you would love to have. • Research the cost of that item. • Then figure out how much it would cost to buy with a 7% sales tax (7% = 0.07) • With a 12% sales tax (0.12) • With a 14.5% sales tax (0.145)
A certain car can travel 28.45 miles with one gallon of gasoline. The gasoline tank can hold 11.5 gallons. How many miles can this car travel on a full tank of gas? • A nutrition label indicates that one serving of apple crisp oatmeal has 2.5 grams of fat. How many grams of fat are there in 3.75 servings? • 4.8 × 3.2 4) 5.81 × 4 .2 327.175 miles 9.375 g 24.402 15.36
Homework • Pg. 39 #1-40 Evens