Seudónimo Seudónimo
  • 06-09-2016
  • Mathematics
contestada

use rounding or compatible numbers to estimate the sum of 52 + 39

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austwill2012
austwill2012 austwill2012
  • 06-09-2016
52 would turn into 50 and 39 would turn into 40. 50 + 40 = 90.
Answer Link
Аноним Аноним
  • 06-09-2016
Round 52 to 50 and 39 to 40
50+40=90
Answer Link

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