Answers 3-1 Measuring Length

1.    Inch=7.8   cm=2.1
2.    Inch=11/4 cm=3.2
3.    Inch=3/16 cm=.4
4.    Inch=2 3/8cm=6
5.    Inch=2      cm=5.1
6.    Inch=11/16cm= 1.7
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13.    metric is easier to convert in teh metric because it is based on powers of 10