Rounded to the nearest 100 it is 400
The nearest round of 357 depends on the context in which the rounding is being done. If rounding to the nearest ten, 357 would round to 360. If rounding to the nearest hundred, 357 would round to 400. If rounding to the nearest thousand, 357 would remain as 357 since it is already a multiple of 1000.
400
15% off 357 = 85% [remaining] of 357 = 357*85/100 = 303.45
66000
357
357.00
119
$100 to $2000, depending on exactly what .357 you had in mind.
-14.28 as a fraction = 357/25-14.28 * 100/100 = 1428/100 or 357/25 in fraction in lowest term
360
357