Počítej a doplňuj chybějící znaménka.

52 + 9 –+ 3 = 58	31 – 7 –+ 5 = 19	19 + 20 –+ 3 = 42	46 – 5 –+ 3 = 38
25 + 6 –+ 1 = 30	36 + 7 –+ 6 = 49	49 – 5 –+ 8 = 52	87 + 5 –+ 4 = 88
81 – 6 –+ 8 = 83	62 – 50 –+ 9 = 21	54 + 30 –+ 5 = 79	19 + 8 –+ 3 = 30
63 – 8 –+ 9 = 64	42 + 9 –+ 3 = 48	58 + 6 –+ 3 = 67	36 + 7 –+ 2 = 41