( - 1/3 + 6/7 ) * 420
First, find a common denominator for the fractions( - 7/21 + 18/21 ) * 420
Combine the fractions( 11/21 ) * 420
Multiply the fraction by 420(11/21) * 420 = 220
The result is 220.
( - 1/3 + 6/7 ) * 420
First, find a common denominator for the fractions
( - 7/21 + 18/21 ) * 420
Combine the fractions
( 11/21 ) * 420
Multiply the fraction by 420
(11/21) * 420 = 220
The result is 220.