Long Multiplication: 420 × 5

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

What is 420 × 5?

Answer

420 × 5 =
2,100

One partial product: 420 × 5 = 2,100. 5 × 420 gives the same 2,100.

420 × 5 in a column

420
×5
2100

In the column: product 2,100.

Step by step: 420 × 5

  1. Step 1Multiply the multiplicand by the last digit of the multiplier, 5: 420 × 5 = 2,100.
    • 0 × 5 = 0. Write 0.
    • 2 × 5 = 10. Write 0 and carry 1.
    • 4 × 5 = 20, plus the carried 1 makes 21. Write 1 and carry 2.
    • No digits are left, so the carried 2 is written in front: the partial product is 2,100.
  2. Product2,100

Similar examples to practise

Related Calculations

See Also

Recalculate with different values ↑

Products of 420

MultiplicationProduct
320 × 51,600
330 × 51,650
340 × 51,700
350 × 51,750
360 × 51,800
370 × 51,850
380 × 51,900
390 × 51,950
400 × 52,000
410 × 52,050
420 × 52,100
430 × 52,150
440 × 52,200
450 × 52,250
460 × 52,300
470 × 52,350
480 × 52,400
490 × 52,450
500 × 52,500
510 × 52,550

FAQ

What is 420 × 5?

420 × 5 = 2,100

Is 420 × 5 the same as 5 × 420?

Yes. Multiplication is commutative, so both come to 2,100. Only the working differs: this page multiplies by 5, which gives a single partial product.

How do you check that 420 × 5 = 2,100?

Divide the product back by one of the factors: 2,100 ÷ 5 = 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 × 5?

There is only one: the multiplier 5 has a single digit, so 420 × 5 = 2,100 is written straight under the line, with no addition step.

See Also