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.
Washington State Learning Standards learning standard: M.2.DA.MD.10; M.2.DA.DS.1; M.2.DA.DS.3; M.2.DA.DS.4 · reading picture and bar graphs with up to four categories, comparing groups, and asking questions that data can answer
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
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 answers are there in all?
Our pets - 30
- 29
- 31
- 28
30
Hint: Add every row: 4 + 5 + 10 + 11 = 30.
Question 2
Sort them: food or toy?
Sort into: 🍽️ Food · 🧸 Toy
- 🍎apple
- 🍌banana
- 🪀yo-yo
- 🧸teddy bear
- 🍞bread
- ⚽ball
🍽️ Food: apple, banana, bread · 🧸 Toy: yo-yo, teddy bear, ball
Hint: Look at each picture and ask which group it belongs in.
Question 3
How many more chose banana than orange?
Our favorite fruit - 10
- 14
- 8
- 11
11
Hint: banana: 13. orange: 2. 13 − 2 = 11.
Question 4
Which has the most?
How we get to school - 🚌bus
- 🚗car
- 🚲bike
- 🚶walk
🚲 bike
Hint: Find the longest row. It has the most.
Question 5
How many chose windy or rainy?
Our favorite weather - 19
- 18
- 22
- 20
19
Hint: Put the two rows together: 8 + 11 = 19.
Question 6
Which has the fewest?
Our favorite fruit - 🍇grapes
- 🍎apple
- 🍌banana
- 🍊orange
🍌 banana
Hint: Find the shortest row. It has the fewest.