Advertisements
Advertisements
Question
Simplify each of the following and write as a rational number of the form \[\frac{p}{q}:\]
Advertisements
Solution
\[\frac{2}{3} + \frac{- 5}{6} + \frac{- 7}{9}\]
\[ = \frac{12}{18} + \frac{- 15}{18} + \frac{- 14}{18}\]
\[ = \frac{12 + ( - 15) + ( - 14)}{18}\]
\[ = \frac{12 - 15 - 14}{18}\]
\[ = \frac{- 17}{18}\]
RELATED QUESTIONS
Add the following rational numbers:
Add the following rational numbers:
What number should be subtracted from \[\frac{3}{7}\] to get\[\frac{5}{4}?\]
Multiply:
Fill in the blanks:
The product of a positive rational number and a negative rational number is always .....
Fill in the blanks:
(17 × 12)−1 = 17−1 × .....
Find the value and express as a rational number in standard form:
Find the value and express as a rational number in standard form:
Find (x + y) ÷ (x − y), if
Arrange the following rational numbers in descending order.
`(4)/(3), (-14)/(5) and (17)/(15)`
