Question

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Answer 1

Calculator display for $\frac{9}{12}$  = 0.75

calculator display for $\frac{5}{12}$ = 0.41667

Calculator display for $\frac{7}{12}$ = 0.5833

Step-by-step explanation:

Calculator display for $\frac{9}{12}$ is 0.75

Yes , it is the exact decimal equivalent.

$\frac{9}{12}$ = 0.75

9 ÷ 12

=3 ÷ 4

= (3 × 25) ÷( 4 × 25)

         = 75 ÷ 100

         = 0.75

calculator display for $\frac{5}{12}$ = 0.41667

$\frac{5}{12}$ = 0.41667

It is not the exact decimal equivalent.

5 ÷ 12 = (5 × 8.35) ÷ ( 12 × 8.35)

        = 41.75 ÷ 100.2

         = 0.41667

Calculator display for $\frac{7}{12}$ = 0.5833

It is not the exact decimal equivalent.

7 ÷ 12 = ( 7 × 8.35) ÷ ( 12 × 8.35)

          = 58.45 ÷ 100.2

          = 0.5833