Seudónimo Seudónimo
  • 01-11-2016
  • Mathematics
contestada

matt says he can find the sum of 45+50 without rewriting it. Explain how you can solve this problem using mental math.

Respuesta :

shivanikinare shivanikinare
  • 16-12-2016
you can use partial products. you can break up45 into 40 and 5 and leave 50. so u do 50+40=90 and add five. so 90+5=95.
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