HELP0423 HELP0423
  • 08-11-2022
  • Mathematics
contestada

When using re-grouping to solve 21 x 43, what are the four products that would be calculated and then added?
800 + 40 + 6 + 3
80 + 40 + 60 + 3
800 + 40 + 60 + 3
800 + 3

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