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प्रश्न
Simplify:
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उत्तर
\[\frac{5}{6} + \frac{- 2}{5} - \frac{- 2}{15}\]
\[\text{Taking the L . C . M .} \hspace{0.167em} \text{of the denominators:} \]
\[\frac{25}{30} + \frac{- 12}{30} - \frac{- 4}{30}\]
\[ = \frac{25 + ( - 12) - ( - 4)}{30}\]
\[ = \frac{25 - 12 + 4}{30}\]
\[ = \frac{17}{30}\]
संबंधित प्रश्न
Add the following rational numbers:
Evaluate each of the following:
What number should be added to \[\frac{- 5}{7}\] to get\[\frac{- 2}{3}?\]
Find (x + y) ÷ (x − y), if
Insert one rational number between 4.2 and 3.6.
Find the greatest and the smallest rational number among the following.
`(6)/(7),(9)/(14) and (23)/(28)`
Arrange the following rational numbers in descending order.
`(-3)/(8),(2)/(5) and (-1)/(3)`
Which of the following is not true?
The average life expectancies of males for several states are shown in the table. Express each decimal in the form `p/q` and arrange the states from the least to the greatest male life expectancy. State-wise data are included below; more indicators can be found in the “FACTFILE” section on the homepage for each state.
| State | Male | `bb(p/q)` form | Lowest terms |
| Andhra Pradesh | 61.6 | ||
| Assam | 57.1 | ||
| Bihar | 60.7 | ||
| Gujarat | 61.9 | ||
| Haryana | 64.1 | ||
| Himachal Pradesh | 65.1 | ||
| Karnataka | 62.4 | ||
| Kerala | 70.6 | ||
| Madhya Pradesh | 56.5 | ||
| Maharashtra | 64.5 | ||
| Orissa | 57.6 | ||
| Punjab | 66.9 | ||
| Rajasthan | 59.8 | ||
| Tamil Nadu | 63.7 | ||
| Uttar Pradesh | 58.9 | ||
| West Bengal | 62.8 | ||
| India | 60.8 |
Source: Registrar General of India (2003) SRS Based Abridged Lefe Tables. SRS Analytical Studies, Report No. 3 of 2003, New Delhi: Registrar General of India. The data are for the 1995-99 period; states subsequently divided are therefore included in their pre-partition states (Chhatisgarh in MP, Uttaranchal in UP and Jharkhand in Bihar)
Write any three rational number between the two number given below.
5.2 and 5.3
