Each cake is 3 thirds. Each child gets 2 thirds ($$\frac{2}{3}$$). Count how many $$\frac{2}{3}$$ portions are in 10 cakes.<br><br>[[model:questions/solutions/q5249.png]]<br><br>• 10 cakes → 10 × 3 = 30 thirds<br>• Each child → 2 thirds<br>• Children → 30 ÷ 2 = 15  (= 10 ÷ $$\frac{2}{3}$$)<br><br>There were 15 children.<br>Check: 15 × $$\frac{2}{3}$$ = $$\frac{30}{3}$$ = 10 cakes. ✓