Răspuns :
(21+14+35)/7=
21/7+14/7+35/7=
3+2+5=
10
(16+20+32)/4=
16/4+20/4+32/4=
4+5+8=
17
(35+45+30)/5=
35/5+45/5+30/5=
7+9+6=
22
21/7+14/7+35/7=
3+2+5=
10
(16+20+32)/4=
16/4+20/4+32/4=
4+5+8=
17
(35+45+30)/5=
35/5+45/5+30/5=
7+9+6=
22
(21 + 14 + 35) : 7 =
3 + 2 + 5 =
10
(16 + 20 + 32) : 4 =
4 + 5 + 8 =
17
(35 + 45 + 30) : 5
7 + 9 + 6 =
22
3 + 2 + 5 =
10
(16 + 20 + 32) : 4 =
4 + 5 + 8 =
17
(35 + 45 + 30) : 5
7 + 9 + 6 =
22