Web Reference: JavaScript isn't buggy, it uses the same IEEE754 floating point as most everything else. The imprecision you noted is a natural consequence of using binary floating point arithmetic on numbers that you specify and display in decimal. The addition (+) operator produces the sum of numeric operands or string concatenation. Adding Strings and Numbers Adding two numbers, will return the sum as a number like 5 + 5 = 10. Adding a number and a string, will return the sum as a concatenated string like 5 + "5" = "55".
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Javascript Strings And Numbers Addition Net Worth 2026: Salary, Income & Wealth Net Worth & Biography

Estimated Worth: $30M - $74M
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Last Updated: April 7, 2026
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