Răspuns :
Răspuns:
1.a) 33/5=6 rest 3
47/9=5 rest 2
24/3=8 rest 0
b)94/10=9 rest 4
58/8=7 rest 2
65/7=9 rest 2
c)17/2=8 rest 1
31/4=7 rest 3
44/5=8 rest 4
d)29/5=5 rest 4
50/6=8 rest 2
78/6=13 rest 0
3.a)75/2=36 rest 3
89/4=22 rest 1
38/3=12 rest 2
b)19/4=4 rest 3
55/9=6 rest 1
90/7=12 rest 6
c)41/8=5 rest 1
29/6=4 rest 5
83/4=20 rest 3
d)79/2=39 rest 1
86/3=28 rest 2
49/3=16 rest 1
4. a=2b+2
a+b=56
=>2b+2+b=56
3b+2=56
3b=54
b=54/3
b=18
=> a+18=56
=>a=56-18
=>a=38
5. 97/9= 10 rest 7. A fost nevoie de 10 tavi plus inca 7.
Teorema impartirii cu rest: D=Î x C +R
97=9x10+7.