438,768 views
9 votes
9 votes
Last year there were 20 students in Ms.

Berry's class. This year there are 28
students. Find the percent of change.
Round to nearest percent.

User Sboisse
by
2.8k points

2 Answers

7 votes
7 votes

Explanation:

increase = 28 - 20 = 8.

% change = increase ÷ original × 100

= 8 ÷ 20 × 100

= 0.4 × 100

= 40%

∴ percentage change = 40%

User Erick Robertson
by
2.9k points
26 votes
26 votes

Answer:

Step-by-step explanation: old students- 20

New students- 28

Percentage of change= New students - old students/ Old students x 100

= 28-20/20 x 100

= 40%