Vocabulary consisting only from characters you are able to read
分の
ぶんの
denominator bun no numerator (in writing common fractions), X Yth's (Y bun no X)jlpt3, math
三日
みっか
three days, the third day of the monthjlpt5, toki
七日
なのか
seven days, the seventh day of the monthjlpt5, toki