Odpowiedź :
1) 7* (3+4+3) = 70
3 * 4 = 12
3 * 7 = 21
2 * 3 = 6
70 - 6 - 12 - 21 = 70 - 31
P=31
2) 6 * (4+5) = 54
7 * 5 = 35
5 * 3 = 15
35 - 15 =20
54 + 20 = 74
P=74
1) 7* (3+4+3) = 70
3 * 4 = 12
3 * 7 = 21
2 * 3 = 6
70 - 6 - 12 - 21 = 70 - 31
P=31
2) 6 * (4+5) = 54
7 * 5 = 35
5 * 3 = 15
35 - 15 =20
54 + 20 = 74
P=74