Question

How is making a ten to add the same as making a ten to subtract? How is it different?

Answer 1

f(57)-4951 x(825)-817 it’s different

Answer 2

Answer:

when adding a ten the number goes higher but when subtracting ten the number is lower than the original number  

Step-by-step explanation:

for example :

20+10= 30 ( its greater )

90-10=80( is lower )