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Level 10 / foundation

Near-100 mul (both below)

3 visual steps / near-base product

1. Left side

97 x 941. Left sideCross-adjust once from the base.1left side 97 - 6 = 912right side 3 x 6 = 183answer 91|18 = 9118
Cross-adjust once from the base.

Cross-adjust once from the base.

2. Right side

97 x 942. Right sideMultiply offsets for padded digits.1left side 97 - 6 = 912right side 3 x 6 = 183answer 91|18 = 9118
Multiply offsets for padded digits.

Multiply offsets for padded digits.

3. Read answer

97 x 943. Read answerBorrow if the right side is negative. Read answer answer 91|18 = 9118Borrow if the right side is negative.
Borrow if the right side is negative.

Borrow if the right side is negative.

Practice Level 10

Name the shape first; the shortcut stays small.

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