Order of operations
5/8 = 0.625
1/4 = 0.25
0.25*2 = 0.5
0.625-0.5 = 0.125
so the final answer is 0.125
I think Its 66 cm. Hope This Helped! Good Luck...
<span>2.113x10^23 is bigger since it has one more 'unit' (i forgot the term for ones, tens, hundreds, and so on) compared to 3.113 x 10^22</span>