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Unit Converter

Conversion formula

The conversion factor from feet per second to miles per hour is 0.68181818181818, which means that 1 foot per second is equal to 0.68181818181818 miles per hour:

1 ft/s = 0.68181818181818 mph

To convert 980 feet per second into miles per hour we have to multiply 980 by the conversion factor in order to get the velocity amount from feet per second to miles per hour. We can also form a simple proportion to calculate the result:

1 ft/s → 0.68181818181818 mph

980 ft/s → V(mph)

Solve the above proportion to obtain the velocity V in miles per hour:

V(mph) = 980 ft/s × 0.68181818181818 mph

V(mph) = 668.18181818182 mph

The final result is:

980 ft/s → 668.18181818182 mph

We conclude that 980 feet per second is equivalent to 668.18181818182 miles per hour:

980 feet per second = 668.18181818182 miles per hour

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 mile per hour is equal to 0.0014965986394558 × 980 feet per second.

Another way is saying that 980 feet per second is equal to 1 ÷ 0.0014965986394558 miles per hour.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that nine hundred eighty feet per second is approximately six hundred sixty-eight point one eight two miles per hour:

980 ft/s ≅ 668.182 mph

An alternative is also that one mile per hour is approximately zero point zero zero one times nine hundred eighty feet per second.

Conversion table

feet per second to miles per hour chart

For quick reference purposes, below is the conversion table you can use to convert from feet per second to miles per hour

feet per second (ft/s) miles per hour (mph)
981 feet per second 668.864 miles per hour
982 feet per second 669.545 miles per hour
983 feet per second 670.227 miles per hour
984 feet per second 670.909 miles per hour
985 feet per second 671.591 miles per hour
986 feet per second 672.273 miles per hour
987 feet per second 672.955 miles per hour
988 feet per second 673.636 miles per hour
989 feet per second 674.318 miles per hour
990 feet per second 675 miles per hour