Răspuns :
a-b=36
a:b=5
b /---/
a /---/---/---/---/---/
45(pui acolada dedesupt unde e 45)
Cate parti egale are diferenta?
5-1=4
Cati elevi sar coarda?
36:4=9
Cati elevi alearga?
9×5=45
V:45-9=36
45:9=5
Succes!
a:b=5
b /---/
a /---/---/---/---/---/
45(pui acolada dedesupt unde e 45)
Cate parti egale are diferenta?
5-1=4
Cati elevi sar coarda?
36:4=9
Cati elevi alearga?
9×5=45
V:45-9=36
45:9=5
Succes!