-Simple calculation of 99 and 12 / 11 * (+ 7) -99 and 12 / 11 * (+ 7) This problem is simple, a rational number multiplication

-Simple calculation of 99 and 12 / 11 * (+ 7) -99 and 12 / 11 * (+ 7) This problem is simple, a rational number multiplication

=-7*(99+11/12)
=-7*(100-1+11/12)
=-7*(100-1/12)
=-(700-7/12)
=-(699+1-7/12)
=-(699+5/12)
=-699 and 5 / 12