Erika’s parents want her to come home if she fails her make-up exams. She asks Nagi for help, but it may not be that easy.
New Middle School Mathematics
Mittelschule
Die neue Mathematik 3
Matemáticas de secundaria
Matemáticas de secundaria
Nuova Matematica
per le Scuole Medie
Nova Matemática Ginasial
МАТЕМАТИКА