365 - 13 (365 minus 13)
255 - 104 (255 subtract 104)
297 - 133 (297 take away 133)
245 - 211 (245 minus 211)
Now do the worksheet
Video: Abacus Lesson 20: Subtraction, Complements of 5, 100's column
Acknowledgement: Credit to John of HEV Project for the abacus lesson videos and worksheet
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