a, 24 x 91 + 6 x 47 - 24 x 38
= (24 x 91 - 24 x 38) + 6 x 47
= 24 x (91 - 38) + 6 x 47
= 24 x 53 + 6 x 47
= 1272 + 282
= 1554
a) 24 x 91 + 6 x 47 - 24 x 38
= 24 x (91 - 38) + 6 x 47
= 24 x 53 + 6 x 47
= 6 x 4 x 53 + 6 x 47
= 6 x 212 + 6 x 47
= 6 x (212 + 47)
= 6 x 259
= 1554
a, 24 x 91 + 6 x 47 - 24 x 38
= (24 x 91 - 24 x 38) + 6 x 47
= 24 x (91 - 38) + 6 x 47
= 24 x 53 + 6 x 47
= 1272 + 282
= 1554