Advertisements
Advertisements
Question
Simplify each of the following and express the result as a rational number in standard form:
Advertisements
Solution
\[\frac{- 16}{21} \times \frac{14}{5} = \frac{- 2 \times 2 \times 2 \times 2}{3 \times 7} \times \frac{2 \times 7}{5} = \frac{- 32}{15}\]
RELATED QUESTIONS
Add and express the sum as a mixed fraction:
Simplify each of the following and write as a rational number of the form \[\frac{p}{q}:\]
Multiply:
Simplify:
Find the greatest and the smallest rational number among the following.
`(6)/(7),(9)/(14) and (23)/(28)`
Arrange the following rational numbers in ascending order.
`(-7)/(12), (-3)/(10) and (-2)/(5)`
The overall width in cm of several wide-screen televisions are 97.28 cm, `98 4/9` cm `98 1/25` cm and 97.94 cm. Express these numbers as rational numbers in the form `p/q` and arrange the widths in ascending order.
Roller Coaster at an amusement park is `2/3` m high. If a new roller coaster is built that is `3/5` times the height of the existing coaster, what will be the height of the new roller coaster?
Here is a table which gives the information about the total rainfall for several months compared to the average monthly rains of a town. Write each decimal in the form of rational number `p/q`.
| Month | Above/Below normal (in cm) |
| May | 2.6924 |
| June | 0.6096 |
| July | – 6.9088 |
| August | – 8.636 |
Write the following numbers in the form `p/q`, where p and q are integers:
Opposite of three-fifths
