21 multiplied by 28 is 588

Explanation: Multiplication is repeated addition. So, 21 × 28 means adding 21, 28 times:

Word Problem Style

If you have 28 boxes and each box contains 21 apples, then the total number of apples is 588.

Quick Facts

• 21 is called the multiplicand.
• 28 is called the multiplier.
• The result, 588, is called the product.

Multiplication Table for 21

Explore More Multiplications

• 21 × 29
• 21 × 30
• 21 × 31
• 21 × 32
• 21 × 33
• 22 × 28
• 23 × 28
• 24 × 28
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• 26 × 28