Question

2. Add and answer in simplest fractional form. 3/8 + -1/8 (Points : 1)
1/8
2/16
1/4


Question 3.3. Add and answer in simplest fractional form. -1/5 + -3/4 = (Points : 1)
-4/9
-19/20
-4/20


Question 4.4. Add and answer in simplest fractional form. -4/3 + 7/8 = (Points : 1)
-11/24
3/5
3/24


Question 5.5. If a rancher sold 1/3 of his cattle and then sold another 1/4 of the original amount, what part of his cattle was sold? (Points : 1)
1/7
2/12
7/12

Answer 1

\[\frac{3}{8}+\frac{-1}{8}=\frac{3+(-1)}{8}\]
so since they had a common denominator you can write the fraction as one like i just did
3+(-1)=?