Question

Simplify

a)5/3 +5/6

b) 3/2-1/2

c) 4/7× 21/8
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Answer 1

Answer:

a) 5/3 + 5/6

LCM of 3,6 = 6

5/3 x 2/2 = 10/6

= 10/6 + 5/6

= 10+5/6

= 15/6

b) 3/2 - 1/2

= 3-1 / 2

= 2/2

c) 4/7 x 21/8

LCM of 7,8 = 56

4/7 x 8/8 = 32/56 21/8 x 7/7 = 147/56

32x 147/56 = 4,704/ 56

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