Mathematical Representations

The Americans’ Textbook Editions

2002 Edition

2015 Edition

Line Graph

36

45 (25% ­)

Bar Graph

13

11 (15.4% ¯)

Pie Chart

13

14

Numerical Table

9

15 (66.6% ­)

Infographic

5

5

Total:

76

90 (~16% ­)