Răspuns :
6*21=126(elevi au plecat in drumetii)
1230+126=1356(elevi sunt in total la tabara)
1230+126=1356(elevi sunt in total la tabara)
6 GRUPE * 21 ELEVI =126 ELEVI
1230 ELEVI +126 ELEVI =1356 ELEVI ERAU IN TOTAL
1230 ELEVI +126 ELEVI =1356 ELEVI ERAU IN TOTAL