Advertisements
Advertisements
Question
Express each of the following as a rational number of the form \[\frac{p}{q}:\]
Advertisements
Solution
\[\frac{- 7}{4} + 0 + \frac{- 9}{5} + \frac{19}{10} + \frac{11}{14}\]
\[ = \frac{- 245}{140} + \frac{- 252}{140} + \frac{266}{140} + \frac{110}{140}\]
\[ = \frac{( - 245) + ( - 252) + 266 + 110}{140}\]
\[ = \frac{- 245 - 252 + 266 + 110}{140}\]
\[ = \frac{- 121}{140}\]
APPEARS IN
RELATED QUESTIONS
Evaluate each of the following:
Simplify each of the following and write as a rational number of the form \[\frac{p}{q}:\]
Express each of the following as a rational number of the form \[\frac{p}{q}:\]
Fill in the blanks:
Find ten rational numbers between\[\frac{3}{5} \text{and} \frac{3}{4} .\]
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`
Manavi and Kuber each receives an equal allowance. The table shows the fraction of their allowance each deposits into his/her saving account and the fraction each spends at the mall. If allowance of each is Rs. 1260 find the amount left with each.
| Where money goes | Fraction of allowance | |
| Manavi | Kuber | |
| Saving Account | `1/2` | `1/3` |
| Spend at mall | `1/4` | `3/5` |
| Left over | ? | ? |
Show that x is rational, if x2 = `1 7/9`
If p = m × t and q = n × t, then `p/q = square/square`
