2nd grade · Math · Unit 16 of 16
Bar Graphs
Read and compare bar graphs
What your child practices
Reading bar graphs with four groups: how many more, how many fewer, how many in all, and which question a class survey can answer.
Alaska content standards learning standard: 2.MD.10 · drawing and reading picture graphs and bar graphs to answer questions
How we explain it
Children can open this short lesson before they practice.
- Read each bar against the numbers on the side.
- Subtract to find how many more or fewer.
- Add the bars to find how many in all.
Example: Dogs: 12. Cats: 7. How many more chose dogs? 12 − 7 = 5. Answer: 5
Bar Graphs in Alaska
In the Alaska content standards, this is unit 16 of 16 in 2nd grade Math, after Add & Subtract to 1000.
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.
Source: Alaska Department of Education and Early Development
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
How many chose bee or ant?
Bugs we saw - 30
- 27
- 31
- 29
30
Hint: Put the two rows together: 12 + 18 = 30.
Question 2
How many more chose bird than fish?
Our pets - 3
- 4
- 1
- 0
3
Hint: bird: 11. fish: 8. 11 − 8 = 3.
Question 3
How many answers are there in all?
How we get to school - 29
- 31
- 27
- 26
29
Hint: Add every row: 9 + 4 + 10 + 6 = 29.
Question 4
Which question can we answer by asking our class?
- How many stars are in the sky?
- How many fish are in the ocean?
- How many of us have a sister?
- What is the name of the tallest tree on Earth?
How many of us have a sister?
Hint: We can ask our classmates about themselves: their pets, snacks or games.
Question 5
How many chose fish?
Our pets - 11
- 14
- 16
- 15
14
Hint: Count the 🐟 in the fish row.
Question 6
Which has the most?
Our favorite fruit - 🍇grapes
- 🍊orange
- 🍎apple
- 🍌banana
🍎 apple
Hint: Find the longest row. It has the most.