Question

(11/16+7/96-3/40):21/240

Answer 1

( 11/16 + 7/96 - 3/40 ) : 21/240 =

11/16 + 7/96 - 3/40 = numitor comun 480 = ( 330 + 35 - 36 )/480 = 329/480

329/480 : 21/240 = 329/480 × 21/240

= ( simplific 480 cu 240 și 329 cu 21 ) = 47/2 × 1/3 = 47/6

Answer 2

(11/16+7/96-3/40):21/240

320/480×240/21

47/2×1/3

47/6