Recognised as Decimal number

-438.7

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

-438.7 is a decimal number equal to -4,387⁄10. It lies between -439 and -438, and as a percentage it is -43,870%.

Number properties

Absolute value438.7

SignNegative

Integer part-438

Fractional part0.7

Decimal places1

Floor-439

Ceiling-438

Rounded to nearest-439

Truncated-438

Fractions & ratios

As a fraction-4,387/10exact

Ratio-4,387 : 10

As a percentage-43,870%

Reciprocal-0.002279462≈

Arithmetic

Double-877.4

Half-219.35

Square192,457.69

Cube-84,431,188.603

Cube root-7.5984068683≈

Negation438.7

Representations

Decimal-438.7

Scientific notation-4.387 × 10^2

Exponential-4.387e+2

IEEE 754 binary64 (hex)0xC07B6B3333333333the exact 64-bit pattern stored

IEEE 754 binary32 (hex)0xC3DB599A32-bit single precision, may lose accuracy

Stored as-438.7the 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-439

To 1 decimal place-438.7

To 2 decimal places-438.70

To 3 decimal places-438.700

To 4 decimal places-438.7000

To 1 significant figure-4e+2

To 2 significant figures-4.4e+2

To 3 significant figures-439

To 4 significant figures-438.7

Keep nerding

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