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joan wants to jog 15 miles on a circular track 1/2 mile a diameter
how many miles is one circle of the track?


Sagot :

Answer:

7.5

Step-by-step explanation:

15/2

2 doesn't go into 1 so go over to the 15 and then 7 goes into 15 two times do subtract 15 and 14 and then you'll get one once you have 1 left over add a decimal next to the 7 on top right after that add a 0 next to the one then you'll get a 10 once you have a 10, you can know how much 2 goes into 10 which 5 and subtract 10 by it self then you'll get your answer 7.5