What addition equation do these arrows represent? -9 + = -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 What addition equation do these arrows represent? -9 + = -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 What addition equation do these arrows represent? -9 + = -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 What addition equation do these arrows represent? -9 + = -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 What addition equation do these arrows represent? -9 + = -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 What addition equation do these arrows represent? -9 + = -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 What addition equation do these arrows represent? -9 + = -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 What addition equation do these arrows represent? -9 + = -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 What addition equation do these arrows represent? -9 + = -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 What addition equation do these arrows represent? -9 + = -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 What addition equation do these arrows represent? -9 + = -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 What addition equation do these arrows represent? -9 + = -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 |