Question

))find 21/30+(-19/20)​

Answer 1

Answer:

-1/4

Step-by-step explanation:

$\frac{21}{30} +\frac{-19}{20}\\\\\frac{21x2}{30x2} + \frac{-19 x3}{20 x 3}\\\\\frac{42-57}{60} \\\\\frac{-15}{60} = \frac{-1}{4}$

Answer 2

Answer:

The ans is -1/4 or 0.25

Step-by-step explanation:

21/30=7/10+(-19/20)

7/10-19/20

7×2-19×1/20

14-19/20= -5/20=-1/4=-0.25

Hope this helps you....