a) 0.63 mm b) 1.4 m c) 12 dm d) 18 cm

1 inch is about 2.5 cm so 7 inches would = ?

1 in.=2.54 cm so 2.5 x 7 = 17.78 cm its about 17.75 in fractions its 17 3/4 (The one on top)

1.4m

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