45 millimeters expressed in centimeters is 4.5 cm. To calculate conversions like this, you take the millimeters and divide them by ten to find the amount of centimeters.
45 mm
45 mm = 4.50 cm
45 cm
Both measurements are equivalent; 45 cm is equal to 450 mm since 1 cm equals 10 mm. Therefore, 45 cm is not bigger than 450 mm; they represent the same length.
45 mm Algebraic Steps / Dimensional Analysis Formula 4.5 cm*10 mm 1 cm=45 mm
45 mm 1 cm = 10 mm 1 mm = 0.1 cm
45 mm = 4.5 cm
457 millimetres
62mm
1mm = 0.1cm 45mm = 4.5cm
450
45mm because 1 cm= 10mm so 40mm= 4cm and there's 45mm there which= 4,5cm.... :)