Calculator for Length of Ribbon Needed to Cover Cake Boards

Need to cover your cake boards but unsure of the length of ribbon you need? Our handy guide gives you the exact measurements needed for both round and square cake boards.

Round

Board Width in Inches  

Square

Circumference
in Inches
Circumference
in Centimeters
Sides
in Inches
Sides
in Centimeters
4.14 10.52 1.00 5.00 12.70
7.29 18.51 2.00 9.00 22.86
10.43 26.49 3.00 13.00 33.02
13.57 34.47 4.00 17.00 43.18
16.71 42.45 5.00 21.00 53.34
19.86 50.44 6.00 25.00 63.50
23.00 58.42 7.00 29.00 73.66
26.14 66.40 8.00 33.00 83.82
29.29 74.39 9.00 37.00 93.98
32.43 82.37 10.00 41.00 104.14
35.57 90.35 11.00 45.00 114.30
38.71 98.33 12.00 49.00 124.46
41.86 106.32 13.00 53.00 134.62
45.00 114.30 14.00 57.00 144.78
48.14 122.28 15.00 61.00 154.94
51.29 130.27 16.00 65.00 165.10
54.43 138.25 17.00 69.00 175.26
57.57 146.23 18.00 73.00 185.42
60.71 154.21 19.00 77.00 195.58
63.86 162.20 20.00 81.00 205.74

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