At the second step, Han subtracts 52 from 55. How do you know that these numbers represent tenths? At the third step, Han subtracts 39 from 39. How do you know that these numbers represent hundredths?
Check that Han’s answer is correct by calculating the product of 2.43 and 13.

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i am unable to solve this problem

step-by-step explanation:

for me what is finding a good play list and going out because i can not lay down and relax so i usually go to a coffee shop. i also use the gum trick and this actually works. another advice is highlighting subjects it really does me remember certain things

step-by-step explanation:

i think the answer is b x = 1, y = 35/2