To find proof as to whether he is "in love" or not, Yukimura pats Himuro on the head from point-blank range. Seeing this, Ibarada, an upperclassman in the Ikeda Lab, talks about the need for a control experiment. In other words, in order to prove that the racing of his heart is because of Himuro specifically and not just because he's facing a woman, Yukimura has to pat Kanade and Ibarada on the head too. Himuro, on the other hand, sets out to prove that food made with love tastes better and cooks, but...
In short, the number of digits in a significant 
figure is the number of digits that carry meaning.
باختصار، عدد الأرقام في الأعداد ذات دلالة إحصائيّة
 .هو عدد الأرقام التي تحمل معنى
Kurzum, die Anzahl an Stellen, die noch irgendwie
Sinn haben, nennt man die signifikanten Stellen.
En breve, el número de dígitos es lo
que importa en una cifra significativa.
En resumen, el número de dígitos es lo
que importa en una cifra significativa.
In poche parole, il numero di cifre
che compongono una cifra significativa
Resumindo, algarismos significativos são
a quantidade de dígitos que têm significado.