Răspuns :
23 supra 4=23:4=5,75
23 supra 99=23: 99=0, (23)
43 supra 12=43:12=3,58(3)
31 supra 14=34:12=2,214
23 supra 99=23: 99=0, (23)
43 supra 12=43:12=3,58(3)
31 supra 14=34:12=2,214