2 + 0 =, 2, 0, 20, -2, 2 x 0 =, 2, 0, 20, -2, 0 + 3 =, 3, 0, 30, -3, 0 x 3 =, 3, 0, 30, -3, 0 + 30 =, 3, 0, 30, -30, 0 x 30 =, 3, 0, 30, -30, 2 + 3 + 5, 10, 30, 11, 17, 3 + 2 + 5, 10, 30, 11, 17, 3 + 2 + 5 + 2, 16, 70, 12, 13, 2 + 2 + 5 + 3, 16, 70, 12, 13, (2+3) + (4+5), 14, 15, 17, 18, (2+5) + (4+3), 14, 15, 17, 18, (2+3) x 2, 7, 10, 12, 8, (2+2) x 3, 7, 10, 12, 8, (2+1) x 3, 7, 10, 12, 9, (2+3) x 1, 6, 10, 5, 9, (2+3) · 5, 10, 17, 25, 20, (2+2) · 2, 8, 2, 6, 12, (1+2) · 4, 8, 2, 9, 12, (1+3) · 3, 10, 2, 9, 12

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