 
<translate> Tụgharịa ajụjụ, zaa ụzọ abụọ site na nkọwa a: Onye na-egwu egwu na-ejide 3 x 12 = balloons 36. Nke a bụ ụmụaka ole na-azụta balloon: 3 + 12 = ụmụaka 15. Mgbe ụmụaka ahụ zụrụ balloons, onye na-egwu egwuregwu ahụ na-ejide nke a n'aka ya 36 - 15 = 21 balloons. <eng> Reconstruct a question, answer pair from this explanation: The clown is holding 3 x 12 = 36 balloons. This many children buy a balloon: 3 + 12 = 15 kids. After the children buy the balloons, the clown is holding this many in his hand 36 - 15 = 21 balloons.
 