813 multiplied by 21 is 17073

Explanation: Multiplication is repeated addition. So, 813 × 21 means adding 813, 21 times:

Word Problem Style

If you have 21 boxes and each box contains 813 apples, then the total number of apples is 17073.

Quick Facts

• 813 is called the multiplicand.
• 21 is called the multiplier.
• The result, 17073, is called the product.

Multiplication Table for 813

Explore More Multiplications

• 813 × 22
• 813 × 23
• 813 × 24
• 813 × 25
• 813 × 26
• 814 × 21
• 815 × 21
• 816 × 21
• 817 × 21
• 818 × 21