Sumwise

What is 42/55 as a Decimal?

42/55 = 0.7(63)

Decimal
0.7(63)
Percentage
76.3636%
Simplified
42/55
Type
proper fraction

Sumwise · Checked by Theo Abbott · Data: exact arithmetic; unit definitions from NIST SP 811 · Updated · How we check it

How to work it out

  1. Simplify: 42/55 is already in simplest form
  2. Divide the numerator by the denominator: 42 ÷ 55 = 0.76363636
  3. The digits in brackets repeat forever: 0.7(63)
  4. Check: Work backwards: 0.763636 × 55 = 42, which is 42 once rounding is allowed for.

In a spreadsheet: =42/55. Dividing the denominator by the numerator flips the fraction. A bar over (or brackets around) digits means they repeat forever.

What the result means

As a percentage, 42/55 is 76.3636%. It is a proper fraction, so its value is between 0 and 1, and it is more than one half.

Cooking: a recipe that asks for 42/55 of a cup needs 0.764 cups, about 183.2727 millilitres.

Comparing with nearby fractions

42/55 (0.7636) is bigger than 42/56 (0.75) and smaller than 43/55 (0.7818). A bigger denominator means smaller pieces, so with the same numerator the fraction gets smaller.

Related results

Results for nearby numbers
1/55 as a decimal

1/55 = 0.0(18)

2/55 as a decimal

2/55 = 0.0(36)

3/55 as a decimal

3/55 = 0.0(54)

43/55 as a decimal

43/55 = 0.7(81)

41/55 as a decimal

41/55 = 0.7(45)

The other way round: 55/42 as a decimal

Practice

9/13 as a decimal
Show answer

9/13 = 0.(692307)

84/90 as a decimal
Show answer

84/90 = 0.9(3)

16/81 as a decimal
Show answer

16/81 = 0.(197530864)

18/6 as a decimal
Show answer

18/6 = 3

10/18 as a decimal
Show answer

10/18 = 0.(5)

86/91 as a decimal
Show answer

86/91 = 0.(945054)

Calculate another

How answers are calculated and checked: methodology.

Questions

What is 42/55 as a Decimal?

42/55 as a decimal is 0.7(63). Long-division steps and simplified fraction.

What is 42/55 as a percentage?

76.3636%. Multiply the decimal 0.763636 by 100.

What is 42/55 in simplest form?

42/55 is already in simplest form: 42 and 55 have no common factor other than 1.