Question

6 eclere....4 savarine..... 50 lei
6 eclere....6 savarine.....60 lei
1 eclera=? lei. 1 savarina=? lei

va rog rezolvarea prin metoda compara tiei

Answer 1

60-50= 10 10:2 =5 o savaruna
5ori 4 = 20
50-20=30
60 : 30 =2 lei un ecler

Answer 2

1Aflam cat costa 2savarine: 60-50=10.

2aflam cat costa 1 savarina:
10 : 2=5

3aflam cat costa 4savarin
5×4=20

4aflam cat costa6 eclere :

50-20=30
5cat costa un ecler :
30:6=5lei