IPA: /ˌmɪsˈkælkeɪt/
KK: /mɪsˈkælkeɪt/
To calculate something incorrectly, leading to an inaccurate result.
If you miscalculate the total cost, you might end up spending more than you planned.
Past: miscalculated
Past Participle: miscalculated
Miscalculate → It is formed from "mis-" (meaning wrongly) and "calculate" (from Latin "calculare", meaning to count or compute). The word "miscalculate" means to count or compute something incorrectly or wrongly.
Think of doing a calculation 'wrongly' ('mis-') — that's why miscalculate means to compute something incorrectly.