Evaluate: (-2)/5 + 3/5 + (-1)/5

Evaluate: `(-2)/5 + 3/5 + (-1)/5`

योग

`(-2)/5 + 3/5 + (-1)/5`

`= (- 2 + 3 - 1)/5 = 0/5 = 0`

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Concept for Problem Solving Using Operations on Rational Numbers

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अध्याय 2: Rational Numbers - Exercise 2 (C)

अध्याय 2 Rational Numbers
Exercise 2 (C) | Q 3.1

Find x, such that: `7/-4 = "x"/8`

Compare:

`(-5)/8 and 7/-12`

Subtract: `(- 8)/15 "from" 0`

Subtract: `0 "from" (-3)/8`

Evaluate: `(5/-27) xx ((-9)/20)`

Multiply: `(-13)/15 "and" (-25)/26`

Find the cost of `3 1/2` m cloth, if one metre cloth costs ₹325 `1/2`.

A bus is moving with a speed of 65 `1/2` km per hour. How much distance will it cover in 1 `1/3` hours.

If 6 identical articles can be bought for ₹ 2 `6/17`. Find the cost of each article.

The sum of two rational numbers is `(-3)/8`. If one of them is `3/16` find the other,