Question

Eu tinha um saldo de R$ 520,00 no banco. Depositei R$ 810,00 e paguei com cheques as seguintes contas: Aluguel: R$ 440,00; Supermercado: R$ 180,00. Descontando os cheques, qual será o meu saldo?

Answer 1

Resposta:

520-810=290-180=110-440=330,00

Answer 2

$\tt -520+810-440-180\\\\\\\tt -520+810=290\\\\\\\tt =290-440-180\\\\\\\tt =-150-180\\\\\\\tt \to \boxed{\tt =-330}\\\\\\\bullet Negativo$