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It grew by 0.7
as a percentage, that's 0.7/1.5 = 0.466 = 46.7%
as a percentage, that's 0.7/1.5 = 0.466 = 46.7%
1. Start by subtracting the initial height from the final height: 2.2m - 1.5m = 0.7m
2. Divide the difference by the initial height: 0.7m / 1.5m = 0.4667
3. Multiply the quotient by 100 to convert it to a percentage: 0.4667 * 100 = 46.67%
Therefore, the tree has grown by approximately 46.67%.