Advertisements
Advertisements
प्रश्न
Express `3/4` as a rational number with denominator:
–80
योग
Advertisements
उत्तर
To make the denominator –80, we have to multiply numerator and denominator by –20.
∴ `(3 xx (-20))/(4 xx (-20)) = (-60)/(-80)`
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 8: Rationals Numbers - Exercise [पृष्ठ २४८]
APPEARS IN
संबंधित प्रश्न
Add the following rational numbers:
\[\frac{5}{- 9} and \frac{7}{3}\]
Simplify:
\[\frac{- 3}{2} + \frac{5}{4} - \frac{7}{4}\]
Simplify:
\[\frac{5}{6} + \frac{- 2}{5} - \frac{- 2}{15}\]
Simplify:
\[\frac{3}{8} - \frac{- 2}{9} + \frac{- 5}{36}\]
Multiply:
\[\frac{- 8}{9} \text{by} \frac{3}{64}\]
Simplify each of the following and express the result as a rational number in standard form:
\[\frac{- 5}{9} \times \frac{72}{- 25}\]
Divide:
\[5 \text{by} \frac{- 5}{7}\]
Find the value and express as a rational number in standard form:
\[\frac{2}{5} \div \frac{26}{15}\]
Mark the following pairs of rational numbers on the separate number lines: `3/4` and `- 1/4`
Put the (✓), wherever applicable
| Number | Natural Number |
Whole Number |
Integer | Fraction | Rational Number |
| (a) – 114 | |||||
| (b) `19/27` | |||||
| (c) `623/1` | |||||
| (d) `-19 3/4` | |||||
| (e) `73/71` | |||||
| (f) 0 |
