Answer:
Step-by-step explanation:
1)
A. 2 meters to centimeters
1 m = 100 cm
![2 m = 2 \times 100 \\2 m = 200 cm = 2 \times 10^2](https://tex.z-dn.net/?f=2%20m%20%3D%202%20%5Ctimes%20100%20%5C%5C2%20m%20%3D%20200%20cm%20%3D%202%20%5Ctimes%2010%5E2)
B)108 centimeters to meters
100 cm =1 m
![1 cm = \frac{1}{100} m \\108 cm = \frac{108}{100}=108 \times 10^{-2} m](https://tex.z-dn.net/?f=1%20cm%20%3D%20%5Cfrac%7B1%7D%7B100%7D%20m%20%5C%5C108%20cm%20%3D%20%5Cfrac%7B108%7D%7B100%7D%3D108%20%5Ctimes%2010%5E%7B-2%7D%20m)
C)2.49 meters to centimeters
1 m = 100 cm
![2.49 m = 2.49 \times 100 = \frac{249}{100} \times 100 = 249 cm](https://tex.z-dn.net/?f=2.49%20m%20%3D%202.49%20%5Ctimes%20100%20%3D%20%5Cfrac%7B249%7D%7B100%7D%20%5Ctimes%20100%20%3D%20249%20cm)
D)50 centimeters to meters
100 cm = 1m
![1 cm = \frac{1}{100} m \\50 cm = \frac{50}{100}= 5 \times 10^{-1} m](https://tex.z-dn.net/?f=1%20cm%20%3D%20%5Cfrac%7B1%7D%7B100%7D%20m%20%5C%5C50%20cm%20%3D%20%5Cfrac%7B50%7D%7B100%7D%3D%205%20%5Ctimes%2010%5E%7B-1%7D%20m)
E)6.3 meters to centimeters
1 m = 100 cm
![6.3 m = 6.3 \times 100=\frac{63}{10} \times 100 = 630 cm](https://tex.z-dn.net/?f=6.3%20m%20%3D%206.3%20%5Ctimes%20100%3D%5Cfrac%7B63%7D%7B10%7D%20%5Ctimes%20100%20%3D%20630%20%20cm)
F)7 centimeters to meters
100 cm = 1 m
![1 cm = \frac{1}{100} m\\\\7 cm = \frac{7}{100} = 7 \times 10^{-2} m](https://tex.z-dn.net/?f=1%20cm%20%3D%20%5Cfrac%7B1%7D%7B100%7D%20m%5C%5C%5C%5C7%20cm%20%3D%20%5Cfrac%7B7%7D%7B100%7D%20%3D%207%20%5Ctimes%2010%5E%7B-2%7D%20m)
2)
a)4 meters to millimeters
1 m = 1000 mm
![4 m = 4000 = 4 \times 10^3 mm](https://tex.z-dn.net/?f=4%20m%20%3D%204000%20%3D%204%20%5Ctimes%2010%5E3%20mm)
b)1.7 meters to millimeters
1 m = 1000 mm
![1.7 m = 1.7 \times 1000= \frac{17}{10} \times 1000=17 \times 10^2 mm](https://tex.z-dn.net/?f=1.7%20m%20%3D%201.7%20%5Ctimes%201000%3D%20%5Cfrac%7B17%7D%7B10%7D%20%5Ctimes%201000%3D17%20%5Ctimes%2010%5E2%20mm)