from tkinter import *



fenetre = Tk()

bouton1 = Button(fenetre, text="1")
bouton1.grid(row=2, column=0)

bouton2 = Button(fenetre, text="2")
bouton2.grid(row=2, column=1)

bouton3 = Button(fenetre, text="3")
bouton3.grid(row=2, column=2)

bouton4 = Button(fenetre, text="4")
bouton4.grid(row=1, column=0)

bouton5 = Button(fenetre, text="5")
bouton5.grid(row=1, column=1)

bouton6 = Button(fenetre, text="6")
bouton6.grid(row=1, column=2)

bouton7 = Button(fenetre, text="7")
bouton7.grid(row=0, column=0)

bouton8 = Button(fenetre, text="8")
bouton8.grid(row=0, column=1)

bouton9 = Button(fenetre, text="9")
bouton9.grid(row=0, column=2)

bouton0 = Button(fenetre, text="0")
bouton0.grid(row=3, column=1)

boutonadd = Button(fenetre, text="+")
boutonadd.grid(row=0, column=3)

boutonmultiplie = Button(fenetre, text="*")
boutonmultiplie.grid(row=2, column=3)

boutonminus = Button(fenetre, text="-")
boutonminus.grid(row=1, column=3)

boutondivide = Button(fenetre, text="/")
boutondivide.grid(row=3, column=3)
fenetre.mainloop()