The reason lies with the way in which the operation "plus" is defined and the way in which numbers are represented.
Wiki User
∙ 13y ago-123454
203
Thorium-234 does not decay into Protactinium-234. Instead, Thorium-234 naturally decays by alpha emission to Protactinium-230. The difference in decay modes is due to variances in their nuclear structures and energetics.
468
468
89+234=923
234 + 231 = 465
1932 + 234 = 2,166
234 + 646 = 880
234 + 3747943 = 3748177
234 + 455 = 689
234 + 12 = 246