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holetzky99 holetzky99
  • 20-12-2014
  • Mathematics
Answered

What's expanded form for 74.21

Verified Answer :

Anonymous Anonymous
  • 20-12-2014

\(74.21=70+4+0.2+0.01\\\\or\\\\74.21=7\cdot10^1+4\cdot10^0+2\cdot10^{-1}+1\cdot10^{-2}\)

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wakamz wakamz
  • 20-12-2014


710^1+410^0+210^-1+110^-2


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