The $$\frac{4}{3}$$ kg is the same as $$\frac{8}{6}$$ kg, so it splits into eighths of a sixth — that is, 8 containers of $$\frac{1}{6}$$ kg.

[[model:questions/solutions/q5248.png]]

• $$\frac{4}{3}$$ ÷ $$\frac{1}{6}$$ = $$\frac{4}{3}$$ × 6
• $$\frac{4}{3}$$ × 6 = $$\frac{24}{3}$$ = 8

He used 8 containers.
Check: 8 × $$\frac{1}{6}$$ kg = $$\frac{8}{6}$$ kg = $$\frac{4}{3}$$ kg. ✓