a) 58.75 + 58.50 – 58.25
b) 27.39 + 27.63 – 2.27
c) 128.46 + 128.32 + 128.22
d) 66.25 + 5.66 + 66.14 + 33.66
e) 12.35 + 35.182 – 35.94
a) 58.75 + 58.50 – 58.25 b) 27.39 + 27.63 – 2.27 c) 128.46 + 128.32 + 128.22 d) 66.25 + 5.66 + 66.14 + 33.66 e) 12.35 + 35.182 – 35.94
By Madeline
a) `58.75+58.50-58.25`
`= 58.(75+50-25)`
`= 58.100`
`= 5800`
b) `27.39+27.63-2.27`
`= 27.(39+63-2)`
`= 27.100`
`= 2700`
c) `128.46+128.32+ 28.22`
`= 128.(46+32+22)`
`= 128.100`
`= 12800`
d) `66.25+5.66+66.14+33.66`
`= 66.(25+5+14+33)`
`= 66.77`
`= 5082`
e) `12.35+35.182–35.94`
`= 35.(12+182-94)`
`= 35.100`
`= 3500`