# Boofus Quiz-O-Rama | Decomposing Teen Numbers Game

Boofus Quiz-O-Rama - Join Boofus in his classroom and help him ace his quiz on decomposing teen numbers. In this exciting game, you will decompose teen numbers into tens and ones, which helps to build a solid understanding of place value. It's like a number puzzle! Decomposing numbers means breaking them down into smaller parts. With Boofus, you get to break down teen numbers and understand them better. The more correct answers you select, the higher Boofus's score will be. So, are you ready to help Boofus tackle these number puzzles? Let's get started and ace that quiz together!

## Common Core Standards

CCSS.MATH.CONTENT.K.NBT.A.1
Compose and decompose numbers from 11 to 19 into ten ones and some further ones, e.g., by using objects or drawings, and record each composition or decomposition by a drawing or equation (e.g., 18 = 10 + 8); understand that these numbers are composed of ten ones and one, two, three, four, five, six, seven, eight, or nine ones.