Add "Zu す" (たす)
The minus sign is "ひく"
The multiplication is "かける"
Except "cut" ("cut")
For example, 1+ 1=2 is1すす1123992, and other reasons are the same.
A special case: "8 is divisible by 4" is 8 はでりれる.
By the way, do you know the pentatonic scale?
Four points and three points (よんぶんのさん)
Four points-よんぶん
Zhi-の
Three-さ