( 7 3/4-2 4/15)×9/32 математика!!!!!!!

Question

( 7 3/4-2 4/15)×9/32 математика!!!!!!!

Answer 1

(7 3/4 - 2 4/15) * 9/32 = (31/4 - 34/15) * 9/32 = (465-136)/60 * 9/32 = 329/60 * 9/32 = 329/640