Significant Figures & Accuracy

Master rounding to significant figures and decimal places — one of the most tested skills in IGCSE maths.

Score: 0/0

Round 14.62121 to 2 decimal places.

Exam Tip

“Give your answer correct to 3 significant figures” is the most common accuracy instruction on Cambridge IGCSE papers. If a question doesn't specify, give at least 3 s.f. unless exact. Marks are lost every year for premature rounding — keep full precision until the final answer.