433 - 211 (433 minus 211)
141 - 121 (141 subtract 121)
222 - 111 (222 take away 1010)
Now do the worksheet
Video: Abacus Lesson 14: Simple Subtraction (0-5 only) 100's column
Acknowledgement: Credit John of HEV Project. This post is a summary of HEV Abacus Lessons
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