① Calligraphy class: 35+ 19=54 (person),
Dance class: 18+42=60 (person),
Painting category: 27+33=60 (person),
Because 54
Therefore, the number of people attending calligraphy classes is the least, 54;
②35-27=8 (person)
A: There are eight fewer boys in the painting class than in the calligraphy class.