And so six-year-old Lauren there noticed that the first one took one, and the second one took three more and the total was four on that one, the third one took five more and the total was nine on that one, and then the next one.
Então Lauren, de seis anos, notou que o primeiro tomou um, o segundo tomou outros três, e o total eram quatro naquele. O terceiro tomou cinco a mais, e o total eram nove naquele, e então o próximo.