Question

akshara has three satin ribbon each of lengths 0.5m,75 cm and 450 mm.what is the total length of the three ribbons she has in millimeters

Answer 1

here, we can convert the lengths into mm.

:-  0.5m=0.5*1000=500mm
:-  75cm=75*10=750mm
:-  450mm=450mm

therefore total length=500+750+450=1700mm

Answer 2

 we can convert the lengths into mm.
 0.5m=0.5*1000=500mm
 75cm=75*10=750mm
 450mm=450mm

therefore total length=500+750+450=1700mm