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16-12-2015
Mathematics

contestada

A board 12 3/4 feet long is cut so that 9 7/8 feet are left. What length of the board was cut off?

A) 2 1/2 feet
B) 2 7/8 feet
C) 3 1/2 feet
D)3 7/8 feet

Respuesta :

16-12-2015

If you would like to know what length of the board was cut off, you can calculate this using the following steps:

12 3/4 feet long board - 9 7/8 feet = 12 3/4 - 9 7/8 = 51/4 - 79/8 = 102/8 - 79/8 = (102 - 79) / 8 = 23/8 = 2 7/8 feet

The correct result would be B) 2 7/8 feet.

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