2. Find the following.
a. 1/4+ 1/5
b. 3/7 + 2/8
c. 1/2-2/6
d. 4/5 - 1/8
Answers
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Answer:
- 1/4+1/5,LCM=20
- 1×5/4×5+1×4/5×4
- 5/20+4/20
- 9/20
2. 24/56+14/56
- 38/56
3.2/12
4. 37/40
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