simple python calculator w/o event

from tkinter import *

from tkinter import messagebox

root = Tk()


text1 = Text(root, height=3, width=28)
text1.place(x=0,y=0)
#add buttons
Button1 = Button(root, text="7", height=2, width=5)
Button1.place(x=0,y=50)
Button2 = Button(root, text="4", height=2, width=5)
Button2.place(x=0,y=90)
Button3 = Button(root, text="1", height=2, width=5)
Button3.place(x=0,y=130)
Button4 = Button(root, text="8", height=2, width=5)
Button4.place(x=45,y=50)
Button5 = Button(root, text="5", height=2, width=5)
Button5.place(x=45,y=90)
Button6 = Button(root, text="2", height=2, width=5)
Button6.place(x=45,y=130)
Button7 = Button(root, text="9", height=2, width=5)
Button7.place(x=90,y=50)
Button8 = Button(root, text="6", height=2, width=5)
Button8.place(x=90,y=90)
Button9 = Button(root, text="3", height=2, width=5)
Button9.place(x=90,y=130)
Button10 = Button(root, text="*", height=2, width=5)
Button10.place(x=135,y=50)
Button11 = Button(root, text="-", height=2, width=5)
Button11.place(x=135,y=90)
Button12 = Button(root, text="+", height=2, width=5)
Button12.place(x=135,y=130)
Button13 = Button(root, text="/", height=3, width=5)
Button13.place(x=180,y=50)
Button14 = Button(root, text="=", height=4, width=5)
Button14.place(x=180,y=100)

root.geometry("227x175")
root.mainloop