12-9-14. I can relate decimal and fraction multiplication.
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Transcript of 12-9-14. I can relate decimal and fraction multiplication.
Relate decimal and fraction multiplication12-9-14
GoalI can relate decimal and fraction multiplication.
AgendaFluency: Multiply Fractions, Write fractions as decimals, and Multiply whole numbers by decimals.
Application ProblemWhole groupProblem SetExit Ticket
Multiply Fractions2/5 x 2/3 =2/3 x 3/2 =1/5 x 2/3 =2/5 x 5/8=3/8 x 2/3 =3/5 x 5/7=¾ x 2/6=
Write Fractions as Decimals2/100 =8/10 =12/100=7/10=45/100=25/100
Multiply whole numbers by decimals2 x 0.1=7 x 0.01=83 x 0.1=53 x 0.1=64 x 0.01=
Application ProblemMs. Winters grades 4 tests during her lunch. She grades 1/3 of the remainder after school. If she still has 16 tests to grade after school, how many tests are there?
0.1 x 4Read this expression using the word of.Can we write this as a multiplication sentence using a fraction?
Let’s use a place value chart to show our thinking.
0.01 x 6Use a place value chart to solve the expression.
Check with a calculator
0.1 x 0.1Write this as a fraction multiplication sentence and solve it with a partner.
Let’s draw an area model to solve. Check with a calculator.
0.5 x 0.01
7 x 0.2
0.7 x 0.2 0.07 x 0.2Try both of these on your own!Check with a calculator.
Problem SetYou will have 15 minutes to complete this assignment independently.
I will have small groups at my grey table. If you have a question ask someone at your table group.
I will get to you as soon as I can.
Exit TicketYou will have 10 minutes to complete this independently.
There are only 4 problems and we have done this together!
Do your best
GoalWhat did we learn how to do today?