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प्रश्न
Evaluate each of the following:
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उत्तर
\[\frac{- 4}{7} - \frac{2}{- 3} = \frac{- 12}{21} - \frac{- 14}{21} = \frac{( - 12) - ( - 14)}{21} = \frac{- 12 + 14}{21} = \frac{2}{21}\]
संबंधित प्रश्न
What number should be added to \[\frac{- 5}{7}\] to get\[\frac{- 2}{3}?\]
Fill in the branks:
Simplify:
Simplify each of the following and express the result as a rational number in standard form:
Find the value and express as a rational number in standard form:
The cost of \[2\frac{1}{3}\] metres of cloth is Rs. \[75\frac{1}{4} .\]Find the cost of cloth per metre.
Arrange the following rational numbers in ascending order.
`(-7)/(12), (-3)/(10) and (-2)/(5)`
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If `x/y` is a rational number, then y is always a whole number.
Every natural number is a rational number but every rational number need not be a natural number.
