158k views
2 votes
Evaluate the expression 2 4/5+1/2

User Kcvin
by
6.5k points

2 Answers

3 votes

Answer:

3 3/10

Step-by-step explanation:

2 4/5 + 1/2 [change 2 4/5 to an improper fraction]

14/5 + 1/2 [make both fractions have a common denominator]

28/10 + 5/10 [add the numerators, leave the denominator the same]

33/10 [change back into mixed number]

3 3/10

User ChrisJD
by
7.2k points
1 vote

Answer:

3 3/10

Step-by-step explanation:

Step 1: Convert 2 4/5 to improper

2 4/5 = 14/5

Step 2: Rewrite

14/5 + 1/2

Step 3: Find common denominator

14/5(2/2) + 1/2(5/5)

28/10 + 5/10

Step 4: Add

33/10

Step 5: Simplify

3 3/10

User Marosdee Uma
by
6.7k points
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