Question

express 7 8
mm in cm,m ,km​

Answer 1

Answer:

78 mm in cm is 7.8 cm

78 mm in m is0.078 m

78 mm in km is 7.8×10^-5

Answer 2

78 mm = 7.8 cm

78 mm = 0.078 m

78 mm = 0.000078 km

Explanation:

remember the given conversion table to solve any question related to the one you have posted :-

king (kilo)

Henry (hecta)

died (deca)

mother (metre)

didn't (deci)

cry (centi)

much (milimetre)

as you go up 1 step divide the number by 10 and as you come down multiply the number by 10