SOF International Mathematics Olympiad (IMO)
·
IMO Level 1
·
2025
.
Sample
Express 3/10 in its lowest terms.
Explanation
Explanation
The HCF of 3 and 10 is 1. Dividing numerator and denominator by 1 gives 3/10 = 3/10, which is in lowest terms since the new numerator and denominator share no common factor other than 1.
PRO TIP
Re-check your working by substituting the answer back into the original question.
Related Questions
Fill in the blank: The ratio of boys to girls in a class is 4 : 5. If the class has 36 students in all, the number of girls is ______.