Question

Mary takes 9 grapes from Robin and then decides to give 4 back Write a subtraction problem to describe how many grapes Robin has

Answer 1

Answer:-9-(-4)

Step-by-step explanation:

You start with -9 and then then when u distribute the - to the -4 it will become - 9+ 4

Answer 2

Robin has -5 grapes.

What is gain and loss?

When you get something it is called as gain and when you lose something it is called loss.

From the question, Mary took 9 grapes from Robin. It means Robin is in loss.

∴ Number of grapes Robin has = -9

  And Gain by Mary = +9

Now, Mary returned 4 Grapes back.

∴ Robin gained = +4

⇒ Total Number of grapes Robin has = -9+4 = -5

                   

∴Robin has -5 grapes.

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