434.657, hundredth digit is 5, after the 5 is 7, since the 7 is more than 5, we add 1 to the hundredth digit 5, to make it become 6.
434.657 ≈ 434.66 to the nearest hundreth.
102.494, hundredth digit is 9, after the 9 is 4, since the 4 is less than 5, we the hundredth digit remains as 9.
102.494 ≈ 102.49 to the nearest hundreth.
Hope this helps.