Simplify 21/3 x 41/2
\(\frac{21}{3} * \frac{41}{2} = \frac{21*41}{3*2} = \frac{861}{6} = \frac{3*287}{3*2} = \frac{287}{2}\)
\(\frac{21}{3} * \frac{41}{2} = \frac{861}{6} = 143.5\)
