Calculator ek electronic ya digital tool hota hai jo math ke hisaab karne ke liye use hota hai. Is simple calculator ki madad se aap addition (+), subtraction (-), multiplication (*) aur division (/) asaani se kar sakte hain.
Aaj kal calculators har mobile aur computer mein mojood hote hain aur students se le kar professionals tak sab log isay rozana use karte hain.