Question

-21/3 +18/3
add the following
​

Answer 1

Answer:

-21/3+18/3

Step-by-step explanation:

-21+18/3

-3/3

-1 Ans

Answer 2

Given:

-21/3 + 18/3

To find:

add the following -21/3 + 18/3

Solution:

From given, we have the rational numbers,

-21/3 and 18/3

-21/3 + 18/3

as the denominator is same, so we can add them,

(-21 + 18) / 3

= -3 / 3

= -1

∴ -21/3 + 18/3  = -1