maoelaoliveira0 maoelaoliveira0
  • 01-10-2018
  • Mathematics
contestada

Calcule:

a) (+9) + (-5) =

b) (+3) + (-4) =

c) (-8) + (+6) =

Respuesta :

musiclover10045
musiclover10045 musiclover10045
  • 01-10-2018

a) 9 + -5 =  9-5 = 4

b)  3 +-4 = 3 -4 = -1

c) -8 + 6 = -2

Answer Link
Pauluck
Pauluck Pauluck
  • 01-10-2018
I have ued the zero pairs strategy, I hope you are familiar with that! Hope i helped!
Ver imagen Pauluck
Answer Link

Otras preguntas

buying products produced in another country is known as multiple choice importing. trade protectionism. comparative advantage. exporting.
(5 points) Knowing that the ammeter must be connected in series with the circuit and the voltmeter must be connected in parallel, what does this tells you about
women are often charged more than men for haircuts performed by the same haircutter. this is not considered price discrimination because:
what is the tonicity of honey
WHAT IS AN EXAMPLE OF PIAGETS THEORY?
What is Sea Floor Spreading in Simple Words?
tech a says that a cat iii meter is required when working on the ev or hev high-voltage system. tech b says that a hev can start the ice on its own if the ""rea
The change in investments in SRIs shows which of the following
Darla knows it is important to act professionally while speaking with customers over the phone. Joe is impatient and does not want to be placed on hold. How wou
Your friend Camilla feels overwhelmed while trying to critique a plece of art. She confides in you that she has a great description of the plece, a quality ana