Natalie93 Natalie93
  • 04-10-2017
  • Mathematics
contestada

To find 19 + (11+37), Lennie added 19 and 11. Then he added 37 to the sum. What property did he use?

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taniaorozco
taniaorozco taniaorozco
  • 04-10-2017
lennie used associative law of addition.

a + (b + c) = (a + b) + c 

hope that helps, God bless!
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Аноним Аноним
  • 04-10-2017
He used associative property
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