Grade 2 Data & Graphs: Comparing Data

Worked examples

Real problems from the practice worksheets, solved one step at a time.

1. Example 1

   Favorite animals

   Favorite animals

   dogs

   7

   cats

   2

   birds

   9

   fish

   9

   How many in all?

   1. Read the number for every bar: dogs 7, cats 2, birds 9, fish 9.
   2. Add them all: 7 + 2 + 9 + 9 = 27.
   3. So there are 27 in all.

   Answer: 27

2. Example 2

   Favorite colors

   Favorite colors

   red

   3

   blue

   7

   green

   10

   yellow

   4

   Which has the fewest?

   1. Read the number for every bar: red 3, blue 7, green 10, yellow 4.
   2. The smallest number is 3: it is less than 4, 7, 10.
   3. 3 belongs to red, so red has the fewest.

   Answer: red

3. Example 3

   Favorite sports

   Favorite sports

   soccer

   9

   basketball

   10

   baseball

   7

   swimming

   6

   Which has the most?

   1. Read the number for every bar: soccer 9, basketball 10, baseball 7, swimming 6.
   2. The greatest number is 10: it is more than 9, 7, 6.
   3. 10 belongs to basketball, so basketball has the most.

   Answer: basketball