Mis-calculations refer to mathematical errors or incorrect estimates. Antonyms for this word include precise computations, accurate projections, and correct calculations. Precise computations involve performing accurate numerical operations to arrive at the correct solution. Accurate projections refer to making informed predictions about future outcomes based on reliable data and expertise. Correct calculations involve using the right formulas and procedures for solving mathematical problems. Avoiding mis-calculations is critical in fields such as finance, engineering, and science where small errors can have significant consequences. Practicing diligence and using reliable tools can help prevent mis-calculations, resulting in accurate and valuable results.