Long Multiplication: 85 × 8

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

What is 85 × 8?

Answer

85 × 8 =
680

One partial product: 85 × 8 = 680. 8 × 85 gives the same 680.

85 × 8 in a column

85
×8
680

In the column: product 680.

Step by step: 85 × 8

  1. Step 1Multiply the multiplicand by the last digit of the multiplier, 8: 85 × 8 = 680.
    • 5 × 8 = 40. Write 0 and carry 4.
    • 8 × 8 = 64, plus the carried 4 makes 68. Write 8 and carry 6.
    • No digits are left, so the carried 6 is written in front: the partial product is 680.
  2. Product680

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Recalculate with different values ↑

Products of 85

MultiplicationProduct
75 × 8600
76 × 8608
77 × 8616
78 × 8624
79 × 8632
80 × 8640
81 × 8648
82 × 8656
83 × 8664
84 × 8672
85 × 8680
86 × 8688
87 × 8696
88 × 8704
89 × 8712
90 × 8720
91 × 8728
92 × 8736
93 × 8744
94 × 8752

FAQ

What is 85 × 8?

85 × 8 = 680

Is 85 × 8 the same as 8 × 85?

Yes. Multiplication is commutative, so both come to 680. Only the working differs: this page multiplies by 8, which gives a single partial product.

How do you check that 85 × 8 = 680?

Divide the product back by one of the factors: 680 ÷ 8 = 85 exactly, with no remainder. Multiplication and division undo each other, which is what makes this check work.

What are the partial products of 85 × 8?

There is only one: the multiplier 8 has a single digit, so 85 × 8 = 680 is written straight under the line, with no addition step.

See Also