Mrs. ciampa had 27 students In her class last year and this year she had 30 students in her math class. What is the percent of change?

10%

Step-by-step explanation:

3 more students this year

3/30 reduced= 1/10 or 10%

true

explanation:

on monday rodney ate 1/4th of the sandwich = 3/12

on tuesday he ate 1/3rd of the sandwich = 4/12

therefore in total he has eaten = 3/12 + 4/12 = 7/12

thus we can say that he has eaten 7/12 of the sandwich on monday and tuesday alltogether.

happy to

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