Week 20ThursdaySolving Problems with Data
1Warm-up: Add Three Numbers

2-min Fluency Warm-up — Add three numbers in your head.

4 + 6 + 5 =

7 + 3 + 8 =

5 + 5 + 9 =

6 + 4 + 7 =

2Food Drive Data Problems

Canned Food Drive — Room 2A collected cans for four weeks:

Use this graph for the problems below.

8Week 114Week 211Week 317Week 4

Week 1: 8

Week 2: 14

Week 3: 11

Week 4: 17

The class goal was 15 cans in one week. In which week(s) did they reach the goal?

Draw or write your thinking:

Answer:

How many more cans did they collect in Week 4 than in Week 1?

Draw or write your thinking:

Answer:

Between which two weeks did the number of cans go DOWN?

Draw or write your thinking:

Answer:

3Two-Step Problem

Two steps! Solve one step at a time.

The class collected 8 cans in Week 1 and 14 cans in Week 2. They need 30 cans total for the first prize. How many MORE cans do they still need?

Step 1 — cans so far:

Step 2 — cans still needed:

4Number Talk: Reason from the Bars

Number Talk — Explain WITHOUT calculating.

Look at the food drive graph. Without adding, is the TOTAL for all 4 weeks more or less than 40? How can you tell quickly?

My thinking:

Week 2 has 14 and Week 3 has 11. Explain how the bars show the difference without counting every can.

My thinking:

5Challenge: Create Your Own Survey

Create Your Own Survey

Write a survey question you could ask your family (example: "What is your favorite dinner?"). List 3 answer choices. Tomorrow you will collect real answers!

My survey question:

Choice 1:   Choice 2:   Choice 3: