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Classroom 7A[2] was a classroom where Arithmancy classes were taught at Hogwarts School of Witchcraft and Wizardry. It was located off of the Serpentine Corridor[1] on the third-floor of Hogwarts Castle, next-door to Classroom 3C and around the corner from a corridor where the staffroom sometimes existed.

Description[]

It included number charts, a blackboard and rows of tables for students to sit in.[2]

Behind the scenes[]

Appearances[]

Notes and references[]

Arithmancy
Professors: Septima Vector
Known Arithmancers: Sage Bragnam · Lukas Karuzos · Chiara Lobosca's father · Bridget Wenlock
Textbooks: Numerology and Grammatica · New Theory of Numerology
Arithmancy at Hogwarts: Arithmancy (class) · Classroom 7A · Advanced Arithmancy Studies
Third-floor of Hogwarts Castle
Classrooms
Class 34 · Class 72 · Classroom 2E · Classroom 3C · Classroom 3C backrooms · Classroom 3D · Classroom 7A · Classroom off of the Charms corridor · Classroom off of the Gunhilda of Gorsemoor Corridor · Ghoul Studies classroom
Corridors
Charms corridor · Gallery · Gunhilda of Gorsemoor Corridor · One-Eyed Witch Passage · Serpentine Corridor · Third-floor corridor · Trophy Secret Passage
Halls and rooms
Armoury · Clock Tower Entrance · Hesperius Hall · Trophy Room · Vastus Vestibule
Portraits, statues and other artwork
Damara Dodderidge · Dinah Hecat's Hebridean Black skeleton · Drunk Monks · Google Flange · Basil Fronsac · Gunhilda of Gorsemoor · Merwyn the Malicious · Nicholas de Mimsy-Porpington · Valeria Myriadd · Helena Ravenclaw · Brutus Scrimgeour · Temeritus Shanks · Shepherdess · Winged horse · Witch in green · Witch in Pompadour hairstyle · Wizard in black · Wizard in red
Staircases
Clock Tower staircase · Grand Staircase · Secret shortcut to the first floor · Staircase to the courtyard corridor · Staircase to the first-floor corridor · Staicase to the fourth-floor landing · Staircase to the ground-floor · Staircase to the second-floor arcade · Turret Stairwell · Turris Magnus staircase
Storerooms
Lost Wands · Storeroom
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