Long Multiplication: 820 × 5

Long Multiplication Calculator
Multiplicand (number to be multiplied)
Multiplier (number to multiply by)

What is 820 × 5?

Answer

820 × 5 =
4,100

One partial product: 820 × 5 = 4,100. 5 × 820 gives the same 4,100.

820 × 5 in a column

820
×5
4100

In the column: product 4,100.

Step by step: 820 × 5

  1. Step 1Multiply the multiplicand by the last digit of the multiplier, 5: 820 × 5 = 4,100.
    • 0 × 5 = 0. Write 0.
    • 2 × 5 = 10. Write 0 and carry 1.
    • 8 × 5 = 40, plus the carried 1 makes 41. Write 1 and carry 4.
    • No digits are left, so the carried 4 is written in front: the partial product is 4,100.
  2. Product4,100

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Recalculate with different values ↑

Products of 820

MultiplicationProduct
720 × 53,600
730 × 53,650
740 × 53,700
750 × 53,750
760 × 53,800
770 × 53,850
780 × 53,900
790 × 53,950
800 × 54,000
810 × 54,050
820 × 54,100
830 × 54,150
840 × 54,200
850 × 54,250
860 × 54,300
870 × 54,350
880 × 54,400
890 × 54,450
900 × 54,500
910 × 54,550

FAQ

What is 820 × 5?

820 × 5 = 4,100

Is 820 × 5 the same as 5 × 820?

Yes. Multiplication is commutative, so both come to 4,100. Only the working differs: this page multiplies by 5, which gives a single partial product.

How do you check that 820 × 5 = 4,100?

Divide the product back by one of the factors: 4,100 ÷ 5 = 820 exactly, with no remainder. Multiplication and division undo each other, which is what makes this check work.

What are the partial products of 820 × 5?

There is only one: the multiplier 5 has a single digit, so 820 × 5 = 4,100 is written straight under the line, with no addition step.

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