We included HMH Into Math Grade 2 Answer Key PDF Module 3 Lesson 1 Collect and Record Data to make students experts in learning maths.
HMH Into Math Grade 2 Module 3 Lesson 1 Answer Key Collect and Record Data
I Can collect data, record the data in a tally chart, and use the tally chart to solve problems.
Spark Your Learning
How can you represent and count the crayons that you choose?
There are 4 red crayons, 3 blue crayons and 4 yellow crayons.
Provide each pair of children with a paper bag that contains between 10 and 12 crayons (red, blue, yellow). Have children take turns pulling a crayon from the bag. Each child should represent the color chosen. After children have pulled all crayons from the bag, have them record the number of crayons of each color.
A survey is a way to collect data, or information, by asking questions. Take a survey of 10 classmates. Ask them to choose their favorite object to collect.
A. How can you use tally marks to record the data from your survey in a tally chart?
How can you use the tally chart to solve the problems?
- How many classmates chose stickers?
- How many classmates chose marbles?
- Which object did the most classmates choose?
- How many classmates chose baseball cards or toy cars?
Turn and Talk How do you count the tally marks in a tally chart.
Step It Out
1. Take a survey of 10 classmates. Ask them to choose their favorite art tool.
A. Draw tally marks in the chart to show their choices. Each tally mark should stand for one classmates choice.
B. Use the tally chart to solve the problem.
How many classmates chose paintbrush or chalk? ____ classmates
2 classmates chose paint brush
4 classmates chose chalk
2 + 4 = 6
So, 6 chose paint brush or chalk.
Use the tally chart above to solve the problems.
Which art tool did the fewest classmates choose? _____
Fewest classmates chose markers.
Did more classmates choose crayon or marker?
How many more? ___ more classmates
Yes, 2 more classmates chose crayon than marker.
On Your Own
Take a survey of 10 classmates. Ask them for choose their favorite drink.
Use Tools Complete the tally chart.
Which drink did the most classmates choose? ____
Most of the classmates chose juice.
Construct Arguments How many classmates did not choose milk? Explain how you know.
3 classmates chose milk out of 10
So, 10 – 3 = 7
Therefore, 7 didn’t chose milk.
I’m in a Learning Mindset!
How will understanding how to collect and record data help me communicate with my classmates?