isa01 isa01
  • 21-02-2017
  • Mathematics
contestada

Why can you use addition to check your substraction

Respuesta :

derpysnailcat
derpysnailcat derpysnailcat
  • 21-02-2017
If you do 7-5 then you get 2. You can check by adding 2+5 to get 7. You do this because this is how you check your work . 
Answer Link
tyana3
tyana3 tyana3
  • 21-02-2017
They are both the inverse of each other, same as multiplying and dividing.
Answer Link

Otras preguntas

How does returning leaked fluid from the blood help maintain homeostasis
How freely water moves into and through soil or rock is called _____. porosity permeability tributary saturation
whats 1.83333 in a fraction
The perimeter of a rectangle is 16 inches. The equation that represents the perimeter of the rectangle is 2l + 2w=16, where l represents the length of the recta
Nixon southern strategy won the support of what group of voters
katie is going to purchase a table for 255 a rug for 158 and 4 chairs for 97 each how much money will she spend all together
Solve:- 7³ Thanks!!!!
_____ and _____ are the perfect combination for a thunderstorm. a. Pressure, humidity b. Heat, humidity c. Heat, pressure d. Heat, dry air
A response that occurs automatically and helps in protecting our body is called a(n) ___. a. axon. b. interneuron. c. reflex. d. reaction.
Torri had $20 to buy a birthday present for her dad. She decided to buy a DVD for $18. The sales tax is 7 percent. Does she have enough money Explain your reas