Question

solve the following questions a. -2/5 + 7/10​

Answer 1

Step-by-step explanation:

Given

$\frac{ - 2}{5} + \frac{7}{10}$

LCM(5, 10) = 10

$= \frac{ - 2 \times 2}{5 \times 2} + \frac{7}{10}$

$= \frac{ - 4 + 7}{10}$

$= \frac{3}{10}$

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Answer 2

Answer:

3/10

Step-by-step explanation:

first take lcm of 5 and 10 which is 10

now -2×2/5×2 + 7/10

so now -4/10 + 7/10

-×+ = -

So subtract 4 from 7 we get 3 and now we put the sign before the greater number which is + 7 so we put +3/10

hope this helps you