a, {-5}3 +2012 + |-3|+2.{-3}
= -125 + 2010 + 3 - 6
= 1885 + 3 - 6
= 1888 - 6
= 1882
b, {-25}.{35+147}+ 35 .{25+147}
=-25.35+(-25).147+35.25+35.147
=35.[-25+25+147]+(-25).147
=35.147+(-25).147
=147.[35+(-25)]
=147.10
=1470
a, {-5}^3 +2012 + |-3|+2.{-3}
= -125+2012+3-6
=(-125+3)+(2012-6)
=-122+2006
=1884
b, {-25}.{35+147}+ 35 .{25+147}
=-25.35-25.147+35.25+35.147
=(-25.35+35.25)+(-25.147+35.147)
=0+147(-25+35)
=0+147.10
=1470