c 2b 2b double higher precision then float

1For representing floating point numbers, we use float, double and long double.
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3What’s the difference ?
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5double has 2x more precision then float.
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7float is a 32 bit IEEE 754 single precision Floating Point Number1 bit for the sign, (8 bits for the exponent, and 23* for the value), i.e. float has 7 decimal digits of precision.
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9double is a 64 bit IEEE 754 double precision Floating Point Number (1 bit for the sign, 11 bits for the exponent, and 52* bits for the value), i.e. double has 15 decimal digits of precision.