miaizabelc72 miaizabelc72
  • 18-09-2019
  • Mathematics
contestada

When Tom simplified the expression
-2.6+(-5.4), he got 2.8. What mistake did Tom
likely make?

Respuesta :

cclark00
cclark00 cclark00
  • 18-09-2019
Tom probably added 5.4 to (-2.6), giving him 2.8. He should have added (-5.4) to (-2.6). When you add two negative numbers, the number will get smaller. For example, (-2)+(-2)= -4.
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