428 round to the nearest ten is 430.
400
(.7 * 1) g / 428 g = 0.0016355140 (Unitless)
It is: 400
500
It is then 19.1 to the nearest tenths
It is 17.9 to the nearest tenths
8.96 to the nearest tenths is 9.0
2.45 to the nearest tenths is 2.5
7.66 to the nearest tenths is 7.7
It is already rounded to the nearest tenths.
116 to the nearest tenths is 116.0