Advertisements
Advertisements
Question
Evaluate each of the following:
Advertisements
Solution
\[\frac{- 3}{- 8} - \frac{- 2}{7} = \frac{21}{56} - \frac{- 16}{56} = \frac{21 - ( - 16)}{56} = \frac{21 + 16}{56} = \frac{37}{56}\]
APPEARS IN
RELATED QUESTIONS
Evaluate each of the following:
What number should be added to \[\frac{- 5}{7}\] to get\[\frac{- 2}{3}?\]
Simplify each of the following and express the result as a rational number in standard form:
Simplify:
Write down a rational number whose numerator is the largest number of two digits and denominator is the smallest number of four digits.
Mark the following pairs of rational numbers on the separate number lines: `1/4 "and" - 5/4`
Ravi multiplied `25/8` and `16/15` to obtain `400/120`. He says that the simplest form of this product is `10/3` and Chandru says the answer in the simplest form is `3 1/3`. Who is correct? (or) Are they both correct? Explain
Which of the following is not true?
For every rational number x, x × 0 = x.
Show that x is rational, if x2 = `1 7/9`
