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school started at 8:05 a.m and ended at 2:40p.m. the work below shows Erica's calculation of the length of the school day


Which two errors did erica make

A.She subtracted instead of adding the times
B.She subtracted the end time from the start time
C.She did not regroup on hours for 60 minutes to subtract the minutes
D.she did not account for a.m. and p.m. in the start and end times.
E.see switch to hours and minutes in both the start and end times

Plz help▪~▪​

school started at 805 am and ended at 240pm the work below shows Ericas calculation of the length of the school day Which two errors did erica makeAShe subtract class=

Respuesta :

Answer:

B. She subtracted the end time from the start time and

D. She did not account for a.m. and p.m. in the start and end times.

Step-by-step explanation:

The school started at 8:05 a.m. and ended at 2:40 p.m.

And the length of the school day is calculated by Erica and it is shown in the attached photo.

See the attached photo.

Erica has done two errors which are  

B. She subtracted the end time from the start time and  

D. She did not account for a.m. and p.m. in the start and end times. (Answer)

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