Question 21
Powers mean repeated multiplication; for example $3^1=3$, $3^2=9$, $3^3=27$, $3^4=81$. Find the units digit of $33^{33}$.
SEAMO 2020 — Paper B — Grade 3–4 Question 21
SEAMO · SEAMO 2020 — Paper B — Grade 3–4
SEAMO · SEAMO 2020 — Paper B — Grade 3–4