Recognised as Decimal number

-0.9805

Negative
Decimal
4 d.p.
Exact fraction
4 s.f.

-0.9805 is a decimal number equal to -1,961⁄2,000. It lies between -1 and 0, and as a percentage it is -98.05%.

Number properties

Absolute value0.9805

SignNegative

Integer part0

Fractional part0.9805

Decimal places4

Floor-1

Ceiling0

Rounded to nearest-1

Truncated0

Fractions & ratios

As a fraction-1,961/2,000exact

Ratio-1,961 : 2,000

As a percentage-98.05%

Reciprocal-1.0198878123≈

Arithmetic

Double-1.961

Half-0.49025

Square0.96138

Cube-0.942633

Cube root-0.9934572863≈

Negation0.9805

Representations

Decimal-0.9805

Scientific notation-9.805 × 10^-1

Exponential-9.805e-1

IEEE 754 binary64 (hex)0xBFEF604189374BC7the exact 64-bit pattern stored

IEEE 754 binary32 (hex)0xBF7B020C32-bit single precision, may lose accuracy

Stored as-0.9805the nearest binary64 value to what you typed

Rounding & precision

Significant figures as written4counted from the digits as typed, not from the value

To 0 decimal places-1

To 1 decimal place-1.0

To 2 decimal places-0.98

To 3 decimal places-0.981

To 4 decimal places-0.9805

To 1 significant figure-1

To 2 significant figures-0.98

To 3 significant figures-0.981

To 4 significant figures-0.9805

Keep nerding

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