In the book "Devil's Arithmetic," Chaya is the alter ego or earlier incarnation of the main character, Hannah. Chaya represents Hannah's Jewish identity during the Holocaust, while Hannah represents her modern American Jewish identity. Through a mysterious time travel experience, Hannah is transported back in time to a concentration camp where she takes on the persona of Chaya.

There is no character named Leye in "The Devil's Arithmetic" by Jane Yolen. The main characters in the book are Hannah, Grandma Belle, Gitl, Aunt Eva, and Shmuel.

In "The Devil's Arithmetic," Hannah is a teenage girl who views her Jewish heritage as a burden. During Passover, she is transported back in time to a concentration camp, living through the horrors of the Holocaust. Through her experiences, Hannah gains a deeper understanding and appreciation for her heritage, as well as a profound sense of empathy for the suffering of others.

The first part that happens in "The Devil's Arithmetic" is the introduction of the main character, Hannah Stern, and her family. Hannah is a teenager who is uninterested in her Jewish heritage and tradition. The story takes place during a Passover Seder, where Hannah gets transported back in time to a concentration camp during the Holocaust.

In arithmetic, letters used to represent unknown numbers are called variables. Variables are usually represented by letters (x, y, z) or (a, b, c), or may be followed by subscript numbers or letters. If you are here for apex the answer is boxes

Alliteration