To subtract a fraction in unfavorable, you should first change the fraction to a optimistic. To do that, multiply the numerator and denominator by -1. After getting modified the fraction to a optimistic, you’ll be able to then subtract it from the opposite fraction as ordinary.
For instance, to subtract the fraction -1/2 from the fraction 1/3, you’ll first change the fraction -1/2 to a optimistic by multiplying the numerator and denominator by -1. This is able to provide the fraction 1/2. You possibly can then subtract this fraction from the fraction 1/3 as ordinary, which might provide the reply 1/6.