Answer: 13 pieces
Explanation:
4 m * 100 cm/1 m=
4 * 100/1=
4*100=400 cm.
400/30=
(10+390)/30=
10/30 + 390/30=
1/3 + 13 ==> 13 pieces
Work Shown:
1 meter = 100 cm
4 meters = 400 cm
400/30 = 13.33 approximately
That rounds down to 13
You'll have 400-13*30 = 400-390 = 10 cm of ribbon leftover.
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