3rd grade · Math · Unit 12 of 12
Scaled Graphs
Each picture stands for more than 1
What your child practices
Reading picture graphs and bar graphs where each picture or step stands for 2, 5 or 10, answering how many more and how many in all, and choosing questions a survey can answer.
Minnesota K-12 Academic Standards benchmark: 3.1.1.5; 3.1.1.3 · reading and making bar graphs and picture graphs with different scales
How we explain it
Children can open this short lesson before they practice.
- Read the key: one picture can stand for 2, 5 or 10.
- Multiply the pictures by the key.
- Subtract to compare two rows.
Example: Each 🌷 stands for 5. Spring has 4 🌷. How many chose spring? 4 × 5 = 20. Answer: 20
Scaled Graphs in Minnesota
In the Minnesota K-12 Academic Standards, this is unit 12 of 12 in 3rd grade Math, after Halves & Fourths of an Inch.
Gradelings describes a child's practice on this unit as Beginning, Approaching, Meeting or Exceeding (Four practice steps). That reflects practice, not a report-card mark: the teacher decides the mark.
Sample questions
A taste of this unit. In the app, questions change every time and get easier or harder to match your child.
Question 1
Which question could you answer with a class survey and a bar graph?
- Which pet is most popular in our class?
- What is my best friend's name?
- What is 6 × 7?
- How far is it to the moon?
Which pet is most popular in our class?
Hint: A survey question has answers that differ from person to person, so you can count and compare them.
Question 2
How many for soccer?
Favorite sport
soccer⚽⚽⚽⚽basketball🏀🏀🏀🏀🏀🏀baseball⚾⚾⚾⚾⚾⚾⚾swimming🏊🏊Each picture = 2
- 2
- 8
- 4
- 10
- 12
8
Hint: Each picture or step stands for 2. 4 × 2.
Question 3
On a picture graph, each picture stands for 10. How many pictures show 20?
- 20
- 2
- 10
- 5
2
Hint: 20 ÷ 10.
Question 4
How many in all?
Animals seen on a hike - 70
- 75
- 85
- 90
- 15
75
Hint: Find each amount (pictures × 5), then add.
Question 5
How many more for squirrels than for birds?
Animals seen on a hike - 3
- 10
- 60
- 50
- 30
30
Hint: squirrels: 50. birds: 20. Subtract.
Question 6
On a picture graph, each picture stands for 5. How many pictures show 15?
- 3
- 5
- 15
- 2
3
Hint: 15 ÷ 5.