Start with the total and subtract what was eaten.<br><br>
&bull; Cupcakes baked = 7<br>
&bull; Cupcakes eaten = 5<br>
&bull; Cupcakes left = 7 &minus; 5 = 2<br><br>
There are 2 cupcakes left.<br>
Check: 2 + 5 = 7 &#10003;