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    Long Multiplication: 420 × 8

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

    What is 420 × 8?

    Answer

    420 × 8 =
    3,360

    One partial product: 420 × 8 = 3,360. 8 × 420 gives the same 3,360.

    420 × 8 in a column

    420
    ×8
    3360

    In the column: product 3,360.

    Step by step: 420 × 8

    1. Step 1Multiply the multiplicand by the last digit of the multiplier, 8: 420 × 8 = 3,360.
      • 0 × 8 = 0. Write 0.
      • 2 × 8 = 16. Write 6 and carry 1.
      • 4 × 8 = 32, plus the carried 1 makes 33. Write 3 and carry 3.
      • No digits are left, so the carried 3 is written in front: the partial product is 3,360.
    2. Product3,360

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    420 × 8 = 3,360 - Long Multiplication. 420 × 8 = 3,360. 8 × 420 gives the same product. Long multiplication step by step: every carry, every partial product and the final sum.
    https://calculat.io/en/number/long-multiplication/420--8/generated.jpgCopy

    Products of 420

    MultiplicationProduct
    320 × 82,560
    330 × 82,640
    340 × 82,720
    350 × 82,800
    360 × 82,880
    370 × 82,960
    380 × 83,040
    390 × 83,120
    400 × 83,200
    410 × 83,280
    420 × 83,360
    430 × 83,440
    440 × 83,520
    450 × 83,600
    460 × 83,680
    470 × 83,760
    480 × 83,840
    490 × 83,920
    500 × 84,000
    510 × 84,080
    Recalculate with different values ↑

    FAQ

    What is 420 × 8?

    420 × 8 = 3,360

    Is 420 × 8 the same as 8 × 420?

    Yes. Multiplication is commutative, so both come to 3,360. Only the working differs: this page multiplies by 8, which gives a single partial product.

    How do you check that 420 × 8 = 3,360?

    Divide the product back by one of the factors: 3,360 ÷ 8 = 420 exactly, with no remainder. Multiplication and division undo each other, which is what makes this check work.

    What are the partial products of 420 × 8?

    There is only one: the multiplier 8 has a single digit, so 420 × 8 = 3,360 is written straight under the line, with no addition step.

    See Also