 
<translate> Tụlee ajụjụ ahụ. Sami hụrụ ududo atọ n'ebe a na-egwu egwuregwu. Onye dinta ahụ hụrụ ndanda iri na abụọ ka ha na-arịgo mgbidi ahụ. Ming hụrụ nnụnụ ladybugs asatọ n'ime igbe ájá ahụ, ma hụ ka mmadụ abụọ n'ime ha si n'ebe ahụ fepụ. Ụmụ ahụhụ ole ka fọdụrụ n'ebe a na-egwu egwuregwu? Gịnị bụ usoro e ji atụgharị uche site n'otu nzọụkwụ gaa n'ọzọ iji ruo azịza ya: 21? <eng> Consider the question. Sami finds 3 spiders in the playground. Hunter sees 12 ants climbing the wall. Ming discovers 8 ladybugs in the sandbox, and watches 2 of them fly away. How many insects are remaining in the playground?
 What is the step-by-step reasoning process to arrive at the answer: 21? 