Question 1206079

Kaden had 20 more stamps than Susan. Susan gave Kaden 1 stamp . How many more stamps did Kaden have than Susan in the end.

Let Susan have x stamps

She gave Kaden 1 stamp

So she had x-1 stamps

Kaden had 20 more stamps than Susan

So Kaden had x+20 stamps

After he got 1 stamp from Susan he had x+21 stamps

Difference between the number of stamps they had 

(x+21)-(x-1)

= 22 stamos

Kaden has 22 more stamps than Susan in the end