Recognised as Decimal number

-85.5

Negative
Decimal
1 d.p.
Exact fraction
3 s.f.

-85.5 is a decimal number equal to -171⁄2. It lies between -86 and -85, and as a percentage it is -8,550%.

Number properties

Absolute value85.5

SignNegative

Integer part-85

Fractional part0.5

Decimal places1

Floor-86

Ceiling-85

Rounded to nearest-85

Truncated-85

Fractions & ratios

As a fraction-171/2exact

Ratio-171 : 2

As a percentage-8,550%

Reciprocal-0.0116959064≈

Arithmetic

Double-171

Half-42.75

Square7,310.25

Cube-625,026.375

Cube root-4.4054340575≈

Negation85.5

Representations

Decimal-85.5

Scientific notation-8.55 × 10^1

Exponential-8.55e+1

IEEE 754 binary64 (hex)0xC055600000000000the exact 64-bit pattern stored

IEEE 754 binary32 (hex)0xC2AB000032-bit single precision, may lose accuracy

Stored as-85.5the nearest binary64 value to what you typed

Rounding & precision

Significant figures as written3counted from the digits as typed, not from the value

To 0 decimal places-86

To 1 decimal place-85.5

To 2 decimal places-85.50

To 3 decimal places-85.500

To 4 decimal places-85.5000

To 1 significant figure-9e+1

To 2 significant figures-86

To 3 significant figures-85.5

To 4 significant figures-85.50

Keep nerding

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