Question

simplify the expression :1/12-5/16-3/10+2/8

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Answer 1

Answer:

16 3/8 - 9 5/8 = 27/

4

= 6 3/

4

= 6.75

Step-by-step explanation:

Conversion a mixed number 16 3/

8

to a improper fraction: 16 3/8 = 16 3/

8

= 16 · 8 + 3/

8

= 128 + 3/

8

= 131/

8

To find new numerator:

a) Multiply the whole number 16 by the denominator 8. Whole number 16 equally 16 * 8/

8

= 128/

8

b) Add the answer from previous step 128 to the numerator 3. New numerator is 128 + 3 = 131

c) Write a previous answer (new numerator 131) over the denominator 8.

Sixteen and three eighths is one hundred thirty-one eighths

Answer 2

Answer:

Solution

$= \frac{1}{12} - \frac{5}{16} - \frac{3}{10} + \frac{2}{8}$

Now will find L. C. M of 12,16,10,8=240

$= \frac{20 - 75 - 72 + 60}{240}$

$= - 67$