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Specific Tricks

Level 14 / build-up

Near-100 square (above)

3 visual steps / near-base square

1. Left side

106^21. Left sideCross-adjust once from the base.1left side 106 + 6 = 1122right side 6^2 = 363answer 11236
Cross-adjust once from the base.

Cross-adjust once from the base.

2. Right side

106^22. Right sideMultiply offsets for padded digits.1left side 106 + 6 = 1122right side 6^2 = 363answer 11236
Multiply offsets for padded digits.

Multiply offsets for padded digits.

3. Read answer

106^23. Read answerBorrow if the right side is negative. Read answer answer 11236Borrow if the right side is negative.
Borrow if the right side is negative.

Borrow if the right side is negative.

Practice Level 14

Name the shape first; the shortcut stays small.

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