Long Multiplication: 42 × 8

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

What is 42 × 8?

Answer

42 × 8 =
336

One partial product: 42 × 8 = 336. 8 × 42 gives the same 336.

42 × 8 in a column

42
×8
336

In the column: product 336.

Step by step: 42 × 8

  1. Step 1Multiply the multiplicand by the last digit of the multiplier, 8: 42 × 8 = 336.
    • 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 336.
  2. Product336

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Recalculate with different values ↑

Products of 42

MultiplicationProduct
32 × 8256
33 × 8264
34 × 8272
35 × 8280
36 × 8288
37 × 8296
38 × 8304
39 × 8312
40 × 8320
41 × 8328
42 × 8336
43 × 8344
44 × 8352
45 × 8360
46 × 8368
47 × 8376
48 × 8384
49 × 8392
50 × 8400
51 × 8408

FAQ

What is 42 × 8?

42 × 8 = 336

Is 42 × 8 the same as 8 × 42?

Yes. Multiplication is commutative, so both come to 336. Only the working differs: this page multiplies by 8, which gives a single partial product.

How do you check that 42 × 8 = 336?

Divide the product back by one of the factors: 336 ÷ 8 = 42 exactly, with no remainder. Multiplication and division undo each other, which is what makes this check work.

What are the partial products of 42 × 8?

There is only one: the multiplier 8 has a single digit, so 42 × 8 = 336 is written straight under the line, with no addition step.

See Also