Add -13/10 +(—42/15)
To add these fractions, we need to find a common denominator. The common denominator for -10 and 15 is 30.
Now let's rewrite the fractions with the common denominator:
-13/10 = -39/30
-42/15 = -28/10
Now we can add them:
-39/30 + (-28/10) = (-39 - 84) / 30 = -123/30
Therefore, -13/10 + (-42/15) equals -123/30.
To add -13/10 and -42/15, we need to find a common denominator for the two fractions.
The least common multiple (LCM) of 10 and 15 is 30.
Now, we can rewrite the fractions with the common denominator of 30:
-13/10 = -39/30
-42/15 = -84/30
Now, we can add the fractions together:
-39/30 + (-84/30) = (-39 - 84) / 30
= -123/30
As the final answer, the sum of -13/10 and -42/15 is -123/30.