\(\left( { - 23} \right).\left( { - 4} \right)\) với \(33.3\)
Ta có: \(\left( { - 23} \right).\left( { - 4} \right)\,\, = \,\,92\) ; \(33.3\,\,\, = \,\,\,99\)
Vì \(92\,\,\, < \,\,\,99\) nên \(\left( { - 23} \right).\left( { - 4} \right)\)\(\,\,\, < \,\,\,\)\(33.3\)