5 + 3 = = = 2+ 7 =
5 + 3 = = = = 9
6 – 3 = 8 – 5 = 9 – 4 = 5 – 4 = 7 – 2 =
6 – 3 = 3 8 – 5 =3 9 – 4 = 5 5 – 4 = 1 7 – 2 = 5
7 и 8 6 и 3 2 и 9 10 и 9
7 < 8 6 > 3 2 < 9 10 > 9
4 5 = = = = 6
4 + 5 = = 7 8 – 5 = 3 9 – 3 = 6