`a,33.35+35.67-350`
`=35.(33+67)-350`
`=35.100-350`
`=3500-350`
`=3150`
`b,160-(2^3.5^2-6.25)`
`=160-(8.25-150)`
`=160-(200-150)`
`=160-50`
`=110`
`c,(2+4+6+....+100)(35.333-105.111)`
`=(2+4+6+....+100)(35.3.111-105.111)`
`=(2+4+6+....+100)(105.111-105.111)`
`=(2+4+6+....+100).0`
`=0`