15.7 is already rounded to the nearest 10th.
... | tens | ones | decimal point | tenths | ...
Which for 15.7 is
... | 1 | 5 | . | 7 | ...
So you're good.
its mainly because the pattern will be infinite and will never end. it will look like a gilder or like a filpbook when set to motion.
step-by-step explanation: a