Here is the necessary conversion:
1 cm = 10 mm
When using conversions like these, you need to make sure that the units you start with get canceled out, so the units you started with need to be in the denominator (bottom of the fraction) in your conversion factor.
So we have the conversion factor*:
1 = 10 mm/cm
Notice that this conversion factor equals 1. So when we multiply what we were given by a conversion factor, we aren't changing the value, just the units.
15 cm = 15 cm * (10 mm/cm) = 150 mm
so,
15 cm = 150 mm
---- * NOTE: Using conversion factors in this problem was pretty straightforward but what if your conversion didn't have a 1 on one side? Or, what if you were converting in the other direction?
EX: 55 mi = 88 km (which I remember from speed limit signs in Canada)
If we divide both sides by 11, we get: 5 mi = 8 km
There 2 sets of conversion factors, depending on what units you're given:
If given mi: 1 = 8 km / 5 mi = 8/5 km/mi
If given km: 1 = 5 mi / 8 km = 5/8 mi/km
So now we can solve both types of questions:
How many kilometers in 15 miles?
15 mi = 15 mi * (8 km / 5 mi) = 3 * 8 km = 24 km
How many miles in 16 kilometers?
16 km = 16 km * (5 mi / 8 km) = 2 * 5 mi = 10 mi
0.15cm
23
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1 cm = 10 mm 2 cm = 20 mm . . 10 cm = 100 mm . . 15 cm = 150 mm
150 mm
It's 15 cm because an cm is 1/100 of a meter and an mm is 1/1000 of a meter
1cm = 10 mm so 1.1mm will be 0.11cm
150 centimeters = 15 decimeters
1 cm = 10 mm 2 cm = 20 mm . . 10 cm = 100 mm . . 15 cm = 150 mm
150 mm = 15 cm
10 mm = 1 cm 15 mm = 1.5 cm
1 cm = 10 mm so 15 cm = 150 mm.
1:15
150 mm 1 cm = 10 mm 1 mm = 0.1 cm
150 mm
150 mm 1 cm = 10 mm 1 mm = 0.1 cm
150mm
15.
It's 15 cm because an cm is 1/100 of a meter and an mm is 1/1000 of a meter
15/.735=whatever.