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Question
Evaluate each of the following:
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Solution
\[\frac{- 4}{7} - \frac{2}{- 3} = \frac{- 12}{21} - \frac{- 14}{21} = \frac{( - 12) - ( - 14)}{21} = \frac{- 12 + 14}{21} = \frac{2}{21}\]
RELATED QUESTIONS
Add the following rational numbers.
\[\frac{- 8}{11} and \frac{- 4}{11}\]
Evaluate each of the following:
What should be added to \[\frac{- 7}{8}\] so as to get \[\frac{5}{9}?\]
What should be added to \[\left( \frac{1}{2} + \frac{1}{3} + \frac{1}{5} \right)\] to get 3?
Fill in the blanks:
The number 0 is ..... the reciprocal of any number.
By what number should `(- 33)/16` be divided to get `(-11)/4`?
Find ten rational numbers between\[\frac{- 2}{5} \text{and} \frac{1}{2} .\]
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`
Insert a rational number between:
101 and 102
0 is whole number but it is not a rational number.
