729 multiplied by 21 is 15309

Explanation: Multiplication is repeated addition. So, 729 × 21 means adding 729, 21 times:

Word Problem Style

If you have 21 boxes and each box contains 729 apples, then the total number of apples is 15309.

Quick Facts

• 729 is called the multiplicand.
• 21 is called the multiplier.
• The result, 15309, is called the product.

Multiplication Table for 729

Explore More Multiplications

• 729 × 22
• 729 × 23
• 729 × 24
• 729 × 25
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• 731 × 21
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• 734 × 21