94 x 47 - (38 x 56 - 1 252) =
4418 - ( 2128 - 1252) =
4418 - 876 = 3542
214 x 25 – (25 x 38 – 786) =
5350 - ( 950 - 786) =
5350 - 164 = 5186
(2 973: 3 + 125 x 12) + 324 x 5 =
( 991 + 1500) + 1620 =
2491 + 1620 = 4111
[(48 600 : 100 + 512) – 768 : 2] + 17 852 =
[(486 + 512) - 384] + 17852 =
(998 - 384) + 17852 =
614 + 17852 = 18466