5 1/4 - 4 3/4 = 4 5/4 - 4 3/4 = 2/4 = 1/2
2 4/7 + 5/7 = 2 9/7 = 3 2/7
2 1/4 + 1 = 3 1/4
2 3/4 - 2 2/4 = 2 1/4
5 - 1 3/4 = 4 4/4 -1 3/4 = 3 1/4
1 1/4 + 1 1/4 = 2 2/4 = 2 1/2
2/7 + 5/7 + 1 1/4 = 7 /7 + 1 1/4 = 1 + 1 1/4 = 2 1/4
3 3/4 - 1 1/4 = 2 2/4 = 2 1/2
4 - 5/7 = 3 7/7 - 5/7 = 3 2/7
4 - 3/4 = 3 4/4 - 3/4 = 3 1/4
1 3/4 + 2/4 = 1 5/4 = 2 1/4.
/ jest to kreska ułamkowa
Wyniki połącz z tymi zielonymi wynikami .
