Aug 26, 2025
5 min read
For the past 3 years, our teachers have recorded numerous videos on APMOPS and RMO questions in detail.
Below is a compilation of such RMO videos that we have in store.
RMO (English Explanation)
Calculation
Fraction Calculation https://www.youtube.com/watch?v=tOSlHFs3KbU
Number Theory
Multiple and Factors https://www.youtube.com/watch?v=AK4gAv6xFVE
Geometry
Equal-height Model https://www.youtube.com/watch?v=sGnbBpujdXU
Birdhead Model https://www.youtube.com/watch?v=qfCiXEn6Ths
Arrowhead Model https://www.youtube.com/watch?v=qahx5K2Smj0
Word Problems
Page Number Problems https://www.youtube.com/watch?v=tV7hMXto6M4
RMO (Chinese Explanation)
Calculation
Partial Fractions https://www.youtube.com/watch?v=S5vCD1E3sPQ
Fraction Decomposition https://www.youtube.com/watch?v=Y_rlz8GWW1I
Complex Fraction Summation https://youtu.be/zN_f7DY5JvM
Number Theory
Cross Method https://www.youtube.com/watch?v=hYzRxlI-yOg
Remainder Properties https://www.youtube.com/watch?v=zOL0N3Ddqwg
Factors and Multiples https://www.youtube.com/watch?v=JlOIa7Q_78k
Place Value Principle https://www.youtube.com/watch?v=HJGVIWP_kP4
Law of Last Digit https://www.youtube.com/watch?v=dZXjkp4vWmQ
Law of Last Few Digits https://www.youtube.com/watch?v=ZLcRqAwbf-Y
Least Common Multiple (LCM) https://www.youtube.com/watch?v=_vZrxeCTl3Y
Divisibility Theory https://www.youtube.com/watch?v=a9qdo9MD8OU
Geometry
Area Calculation https://www.youtube.com/watch?v=NUf_RNR-myY
Curved Area Calculation https://www.youtube.com/watch?v=IbuIyjJwnEY
Word Problems
Induction and Recursion https://www.youtube.com/watch?v=9Tv5HToA6Vs
Travel Problems
Circular Track Problem https://www.youtube.com/watch?v=p1i8ua5O-HQ
CountingNumber Counting https://www.youtube.com/watch?v=jMmDjtisJwE
Others
Cycle Pattern https://www.youtube.com/watch?v=kMh0OIq1U1Q
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