Simplify 7 frac 1 12 -4 frac 3 4 2 frac 1 2 - JAMB Mathematics 2009 Question
Simplify (7\frac{1}{12}-4\frac{3}{4}+2\frac{1}{2})
A
4
B
41/6
C
45/6
D
51/6
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Correct Option: C
(7\frac{1}{12}-4\frac{3}{4}+2\frac{1}{2}=5\left(\frac{1-9+6}{12}\right)\
5\left(\frac{-2}{12}\right)\
=4\left(\frac{12-2}{12}\right))
(carry one from 5 and call it 12)
(4\frac{10}{12}\
=4\frac{5}{6})
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