3 4/5+2 7/10- 4 1/2
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Answer:
20/10
Step-by-step explanation:
3 4/5 + 2 7/10 - 4 1/2
3 4/5 = 19/5
2 7/10 = 27/10
4 1/2 = 9/2
19/5 + 27/10 - 9/2
LCM of 5,10,2 = 10
19x2/5x2 + 27x1/10x1 - 9x5/2x5
38 + 27 - 45
10
= 20/10
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