arithmetic Interview Questions
The most frequently asked arithmetic questions across all roles and companies, ranked by real interview frequency. Updated daily.
Add signed integers represented as strings using digit-by-digit arithmetic without converting the full inputs to numeric types.
WayfairSplit a digit string into three numbers and choose arithmetic operators to reach a target.
Veeva SystemsAdd two arbitrarily large decimal strings using digit-by-digit carry propagation without integer conversion.
AlteryxCompute a signed 32-bit integer sum using bitwise carry propagation without arithmetic operators.
IntelSwap two numbers and calculate an array's sum and average with a single linear pass.
Alter DomusAdd two hour-minute objects, carry excess minutes into hours, and return a normalized duration.
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Compute 15% of 300 using basic percentage arithmetic.
Cobblestone EnergyCompute 18 times 15 mentally and show a clean arithmetic shortcut.
Cobblestone EnergyCount each case-sensitive character in an FIS PayDirect message using PostgreSQL string functions, a CTE, a join, and aggregation.
Fisglobal
FIS
Fis globalReverse Costar property search strings with PostgreSQL and flag rows whose stored expected value does not match.
CostarCompare normalized character signatures to determine whether each pair of strings is an anagram.
Adobe