Question

If you multiply 4 1/2 x 2 1/3 the next step would be 9/2 x 7/3 (reducing it) 3/2 x 7/1 = 21/2 and the answer is 10 1/2 how did it result the 10 1/2?


can someone help me??

Answer 1

What's half of 21?

Answer 2

ohh ok.. 10.5 = 10 1/2

Answer 3

\[{3 \over 2} * {7 \over 1} = {21 \over 2} \]

Answer 4

Yes.

Answer 5

\[{1 \over 2} = 0.5\]

Answer 6

thanks so much for your help! =)