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प्रश्न
Simplify:
उत्तर
\[\frac{5}{6} + \frac{- 2}{5} - \frac{- 2}{15}\]
\[\text{Taking the L . C . M .} \hspace{0.167em} \text{of the denominators:} \]
\[\frac{25}{30} + \frac{- 12}{30} - \frac{- 4}{30}\]
\[ = \frac{25 + ( - 12) - ( - 4)}{30}\]
\[ = \frac{25 - 12 + 4}{30}\]
\[ = \frac{17}{30}\]
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संबंधित प्रश्न
Simplify:
Add and express the sum as a mixed fraction:
Re-arrange suitably and find the sum in each of the following:
Subtract the first rational number from the second in each of the following:
Evaluate each of the following:
Are the following statement true or false ? Give reason for your answer.
- Every whole number is a natural number.
- Every whole number is a rational number.
- Every integer is a rational number.
- Every rational number is a whole number.
For each set of rational number, given below, verify the associative property of addition of rational number:
(iii) `(-7)/9,2/-3 and (-5)/18`
Mark the following pairs of rational numbers on the separate number lines: `3/4` and `- 1/4`
Arrange the following rational numbers in descending order.
`(-3)/(8),(2)/(5) and (-1)/(3)`
0 is the smallest rational number.
