Odečítej dvojciferná čísla.

33 – 22 =	54 – 23 =	67 – 43 =	62 – 31 =
55 – 24 =	42 – 32 =	75 – 25 =	86 – 43 =
83 – 53 =	67 – 23 =	59 – 41 =	95 – 82 =
89 – 11 =	42 – 22 =	28 – 17 =	38 – 32 =
64 – 24 =	45 – 15 =	73 – 13 =	51 – 41 =