디딤돌 최상위수학 정답해설 (2022개정) 중1-1 https://drive.google.com/file/d/19p78g6So-4ilWMsyEfWT1MXjn-6UWmz_/view?usp=sharing 정오표 https://drive.google.com/file/d/1bcGt6aNQiBzYPxgj8-f3jbZPUSHGaFCh/view?usp=sharing (2022개정) 중1-2 https://drive.google.com/file/d/1Rompps4lPftvLIb49t4FnjiBPRfK0vbI/view?usp=sharing 중2-1 https://drive.google.com/file/d/1wZjSAbOc6KZVj2_2o-Ju6R3tniwFivw2/view?usp=sharing 정오표 https://drive.google.com/file/d/19mGIUy4KAXJHUZunRAluobY73K7tUCy2/view?usp=sharing 중2-2 https://drive.google.com/file/d/1pJwqe6usuH6ugR5GnNQlOmMSKtggPwyD/view?usp=sharing 중3-1  https://drive.google.com/file/d/1DkUDjAwwNqBfX0XwNg5PPiD7DhSrZysD/view?usp=sharing 정오표 https://drive.google.com/file/d/1-fHxp5ll4fP6BieL6TkLzjx7rz7dHuon/view?usp=sharing 중3-2 https://drive.google.com/file/d/1XdLoItkzii_Uv5XKoN6cNhY8D-DlP546/view?usp=sharing 정오표 https://drive.google.com/file/d/15QO1-V-5Xj5opJanuJjoNySYHaJDHxPX/view?usp=sharing