• Matéria: Matemática
  • Autor: mirelelopes34
  • Perguntado 4 anos atrás

efetue as subtracoes.
(+10)-(-9)=​


leticiabarros98: (+10) - (-9) = 19

Respostas

respondido por: LendarioDemolidorCR
3

Boa Tarde !!!

(+10)-(-9)\\\\\\Lembrando\ que :\\\\\\+ .\ + = +\\\\\\- .\ - = +\\\\\\+ .\ - = -\\\\\\- .\ + = -\\\\\\10 + 9\\\\\\Resposta = 19

Espero ter ajudado :-)

Att: LDC

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