Music Theory help: Can someone identify the key to this piece, and if it's minor, can you help me switch it to major? Tysm.

Once you know which major key signature you're in, you can find it's relative minor key in seconds! To determine the minor key, simply go down a minor third from the major key. You can think of a minor third as 1.5 steps, three half steps, or one whole-step and one half-step.

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