Posted by **mona** on Wednesday, October 20, 2010 at 11:21am.

joshua is raising fruit flies for a science project.at the begining of the first day,he had 4 fruit flies,his fruit flies double in number each day.how many fruit flies does he have at the end of three days

- number patterns -
**Reiny**, Wednesday, October 20, 2010 at 11:23am
beginning of first day ---4

end of first day ---8

end of second day --- 16

.

.

mmmhhh.

- number patterns -
**mona**, Wednesday, October 20, 2010 at 11:28am
12

- number patterns -
**Reiny**, Wednesday, October 20, 2010 at 11:29am
argggg!!

don't the numbers double??

- number patterns -
**Jen**, Wednesday, October 20, 2010 at 1:51pm
Mona,

The numbers double. As Reiny said, the first day there's 4, the next day 8, the next day 16. Add those three numbers together for the total amount.

- number patterns -
**Min**, Wednesday, October 20, 2010 at 2:37pm
1st day = 4

2nd day = 8( double of 4)

3rd day = 16 ( double of 8)

- Math -
**Nenzen**, Saturday, September 27, 2014 at 2:22am
4 +4=8 +8=16 answer

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