Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 1/8 of 1/9?"
18 × 19 is 172.
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Related: 2/8×1/9 1/8×2/9 1/16×1/9 1/8×1/18 3/8×1/9 1/8×3/9 1/24×1/9 1/8×1/27 5/8×1/9 1/8×5/9 1/40×1/9 1/8×1/45 7/8×1/9 1/8×7/9 1/56×1/9 1/8×1/63
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