Calculer l'ordre de grandeur de chacune des sommes suivantes.
\(\displaystyle{12+79+111+89}\)
\(\displaystyle{37+69+62+82}\)
\(\displaystyle{52+69+139+48}\)
\(\displaystyle{41,8+79,3+9,97+62,1}\)
\(\displaystyle{129,7+18,51+72,3+61,3}\)
\(\displaystyle{89,7+72,3+81,6+108,7}\)
\(\displaystyle{218+89+9+42}\)