1.  Unpack Use bathroom Sharpen 2 pencils/Check lead Write down homework and bring agenda and homework book to me Get breakfast and check in with me Morning Work – Read/Practice Facts Good Morning!

2. 3.OA.8 Day 5

3.  Number Talk 935 – 379 =

4.  Warm-Up: If the area of the square dirt is 45, what could be the dimensions? SET-UP

5.  How do mathematicians solve two-step problems? Question: KnowDo 2 step problems addition subtraction multiplication solve two step problems

6.  The third graders are going on a fossil dig! The first fossil site unearthed a triceratops, a stegosaurus and pterodactyl! Presentation

7.  Use the chart to fill in the missing areas of each fossil found at the site. Task 1 Part A DinosaurLength (yds)Width (yds) Area (square yds) triceratops 73 stegosaurus 1040 pterodactyl 315 pterodactyl stegosaurus triceratops

8.  A fourth dinosaur, a velociraptor, was found at the site! The total dig site had an area of 100 square yards. What area does the new dinosaur cover? Early finisher: What could the length and width be for the velociraptor? Task 1 Part B DinosaurLength (yds)Width (yds) Area (square yds) triceratops 73 stegosaurus 1040 pterodactyl 315 velociraptor

9.  The rectangle below represents a t-rex dig site. Part A: The paleontologists have uncovered 32 square yards of the dig site. How much of the site do they have left to uncover? Part B: Show your work. Early Finisher: What are possible dimensions for the uncovered area? Learning Together: Task 2 6 yds 30 yds

10.   When the music starts, stomp around the room with your partner.  When the music stops, stop in front of another pair’s work.  Leave a feedback memo. _____ I agree with your answer, because…. _____ I am a little fuzzy about…. _____ I disagree with your answer, because…. Do-Si-Do Gallery Walk The Dinosaurs Song

11.  The paleontologists have started looking for fossils in the badlands in Canada. The table on the next slide represents the area searched by each team. Just for Me-presentation

12.  Part A: Use what you know about area to complete the table. Part B: The total search area of the badlands is 300 square miles. How many square miles are still left to be searched? Just f or Me Search TeamLength (miles)Width (miles)Area (sq mi) A856 B927 C720

13.  Stand Up, Hands Up, Pair Up When the music starts, move about the room. When the music stops, high-five a partner. Share, listen, and respond. _____ I agree with your answer, because…. _____ I am a little fuzzy about… _____ I disagree with your answer, because…. The Dinosaurs Song

14.  How do mathematicians solve two-step problems? Question: KnowDo 2 step problems addition subtraction mulitplication solve two step problems

15.  Assessment Name: ________________________ 250 square yards of a desert were marked off for a dinosaur dig. 3 plesiosaur fossils were found. How many square yards of desert were left to be searched? Plesiosaur A Area: 45 sq yds Plesiosaur B Area: 24 sq yds Plesiosaur C Area: 56 sq yds A B C