Dividing with decimal dividends

10-24-14

GOAL:

I can divide decimal dividends by two-digit divisors, estimating quotients, reasoning about the placement of the decimal point, and making connections to a written method.

Agenda

Fluency Practice Whole group lesson Application problem Problem set Exit Ticket

Rename tenths and hundredths

93 tenths483 tenths97 hundredths8,417 hundredths5,946 hundredths

Divide Decimals by Multiples of 101.2 ÷ 31.2 ÷ 309.6 ÷ 39.6 ÷ 300.45 ÷ 50.45 ÷ 50

Estimate the quotient

15.4 ÷ 32 ≈

2.53 ÷ 43 ≈

29.8 ÷ 31 ≈

Is there a way to not have a remainder?

904 ÷ 32 Partner A

Estimate, solve, and check

Share your work with partner B

456 ÷ 16 Partner B

Estimate, solve, and check

Share your work with partner A

834.6 ÷ 26

48.36 ÷ 39

8.61 ÷ 41

Application Problem

Find the whole number quotient and remainder of the following two expressions:

201 ÷ 12 729 ÷ 45Use >,<, or = to complete this sentence:

201 ÷ 12 ______ 729÷ 45 Justify your answer using decimal

quotients

Problem Set

You are to complete this independently. I will have groups at my back table. If you have a question, ask a shoulder

partner first, then come see me.You have 20 minutes to get this done.

Exit Ticket

This is going to show me what you learned today, so do your best!

GOAL

Someone put our goal into their own words. What did we learn today? Now make a connection to your life. How can

we use this on a daily basis?