Simple operation of 89.3 * 43 + 38 * 89.3 + 89.3 * 19

Simple operation of 89.3 * 43 + 38 * 89.3 + 89.3 * 19

89.3×43+38×89.3+89.3×19
=89.3×（43+38+19）
=89.3×100
=8930

Simple operation: 36 * 234.5 + 256 / 11, 2 / 10 + 6543 * 3 and 3 / 5
This is a multiply sign
This is a division sign

36 * 234.5 + 256 / 11, 2 / 10 + 6543 * 3 and 3 / 5
=3.6 * 2345 + 256 * 1111 + 6543 * 3.6
=3.6*(2345+6543)+51.2*1111
=3.6*8888+6.4*8888
=(3.6+6.4)*8888
=10*8888
=88880

How to calculate 25 * 14 * 40

25*14*40
=(25*40)*14
=1000*14
=14000

(40-4) * 25

(40-4)*25
=40×25－4×25
=1000－100
=900