a = 1.2 + 2.3
print ("1.2 + 2.3 = ", a)
print ("data type: " + str(type(a)) + "\n")

b = 2 - 1
print ("2 - 1 = ", b)
print ("data type: " + str(type(b)) + "\n")

c = 1.5 * 2
print ("1.5 * 2 = ", c)
print ("data type: " + str(type(c)))
a = 1.2 + 2.3
print ("1.2 + 2.3 = ", a)
print ("data type: " + str(type(a)) + "\n")

b = 2 - 1
print ("2 - 1 = ", b)
print ("data type: " + str(type(b)) + "\n")

c = 1.5 * 2
print ("1.5 * 2 = ", c)
print ("data type: " + str(type(c)))