how to add and subtract in japanese?
['ADDITION: Tasu (足す)', 'SUBTRACTION: Hiku (ひく or 引く)', 'MULTIPLICATION: Kakeru (掛ける or かける) **One teacher was telling me that for “kakeru” we often just use the hiragana, and not the kanji as much.**', 'DIVISION: Waru (割る or わる)']