Find the value of 587 × 999

Concept / Approach

• Use 999 = 1000 − 1 to convert into an easy subtraction.

Step-by-step calculation
587 × 999 = 587 × (1000 − 1)= 587000 − 587= 586413

Quick check
Multiplying by 999 is just 1000× minus the number itself; 587000 − 587 = 586413 is consistent.

Final Answer
586413