renee26 renee26
  • 20-09-2016
  • Mathematics
contestada

explain how you could add
678 + 303 using mental math

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JessicaGhibliLover
JessicaGhibliLover JessicaGhibliLover
  • 20-09-2016
add 8+3=11
7+0=7
6+3=9
=981
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