\(10000-47\cdot72-47\cdot28\)
\(=10000-3384-1316\)
\(=6616-1316\)
\(=5300\)
10000 - 47 x 72 - 47 x 28
= 10000 - (47 x 72 + 47 x 28)
= 10000 - 47 x (72 + 28)
= 10000 - 47 x 100
= 10000 - 4700
= 5300
= 10000 - 47 ( 72 + 28 )
= 10000 - 47 nhân 100
= 10000 - 4700
= 5300