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    Long Multiplication: 420 × 4

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

    What is 420 × 4?

    Answer

    420 × 4 =
    1,680

    One partial product: 420 × 4 = 1,680. 4 × 420 gives the same 1,680.

    420 × 4 in a column

    420
    ×4
    1680

    In the column: product 1,680.

    Step by step: 420 × 4

    1. Step 1Multiply the multiplicand by the last digit of the multiplier, 4: 420 × 4 = 1,680.
      • 0 × 4 = 0. Write 0.
      • 2 × 4 = 8. Write 8.
      • 4 × 4 = 16. Write 6 and carry 1.
      • No digits are left, so the carried 1 is written in front: the partial product is 1,680.
    2. Product1,680

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    420 × 4 = 1,680 - Long Multiplication. 420 × 4 = 1,680. 4 × 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--4/generated.jpgCopy

    Products of 420

    MultiplicationProduct
    320 × 41,280
    330 × 41,320
    340 × 41,360
    350 × 41,400
    360 × 41,440
    370 × 41,480
    380 × 41,520
    390 × 41,560
    400 × 41,600
    410 × 41,640
    420 × 41,680
    430 × 41,720
    440 × 41,760
    450 × 41,800
    460 × 41,840
    470 × 41,880
    480 × 41,920
    490 × 41,960
    500 × 42,000
    510 × 42,040
    Recalculate with different values ↑

    FAQ

    What is 420 × 4?

    420 × 4 = 1,680

    Is 420 × 4 the same as 4 × 420?

    Yes. Multiplication is commutative, so both come to 1,680. Only the working differs: this page multiplies by 4, which gives a single partial product.

    How do you check that 420 × 4 = 1,680?

    Divide the product back by one of the factors: 1,680 ÷ 4 = 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 × 4?

    There is only one: the multiplier 4 has a single digit, so 420 × 4 = 1,680 is written straight under the line, with no addition step.

    See Also