Question 10
What is the unit’s digit of the sum of $23^5+24^6+25^7+26^8+27^9$?
PIMSO 2021 - Mathematics - Grade 4 - National Round Question 10
PIMSO Maths · PIMSO 2021 - Mathematics - Grade 4 - National Round
PIMSO Maths · PIMSO 2021 - Mathematics - Grade 4 - National Round