소득세 종소세 세액공제 근로소득 한도 질문입니다.

<p style="text-align: left;"></p><div class="imagegridblock" data-ke-type="imageGrid"><div class="image-container"><span data-url="https://t1.daumcdn.net/cafeattach/8Ms/c5c04030531fdc5383e8a269404dfaac85ac51c3" data-origin-width="2050" data-origin-height="3224" style="width:47.49%; margin-right: 10px;"><img src="https://t1.daumcdn.net/cafeattach/8Ms/c5c04030531fdc5383e8a269404dfaac85ac51c3" class="txc-image-grid"></span><span data-url="https://t1.daumcdn.net/cafeattach/8Ms/80879d937a914b979242725b2f5940dcdcc382bf" data-origin-width="2444" data-origin-height="3476" style="width:52.51%; "><img src="https://t1.daumcdn.net/cafeattach/8Ms/80879d937a914b979242725b2f5940dcdcc382bf" class="txc-image-grid"></span></div><div class="image-container"><span data-url="https://t1.daumcdn.net/cafeattach/8Ms/75321bc89672be06b67c6c725143efffc2cf6e4f" data-origin-width="2194" data-origin-height="3323" style="width:49.01%; margin-right: 10px;margin-top: 10px;"><img src="https://t1.daumcdn.net/cafeattach/8Ms/75321bc89672be06b67c6c725143efffc2cf6e4f" class="txc-image-grid"></span><span data-url="https://t1.daumcdn.net/cafeattach/8Ms/b53a1a27cda47a237c0ef1418fc05d32e9e9a6f0" data-origin-width="2134" data-origin-height="3106" style="width:50.99%; margin-top: 10px;"><img src="https://t1.daumcdn.net/cafeattach/8Ms/b53a1a27cda47a237c0ef1418fc05d32e9e9a6f0" class="txc-image-grid"></span></div><div class="image-container"><span data-url="https://t1.daumcdn.net/cafeattach/8Ms/dc0077fce70b3d827c8ff19de36bac73aae42de9" data-origin-width="2210" data-origin-height="3395" style="width:47.81%; margin-right: 10px;margin-top: 10px;"><img src="https://t1.daumcdn.net/cafeattach/8Ms/dc0077fce70b3d827c8ff19de36bac73aae42de9" class="txc-image-grid"></span><span data-url="https://t1.daumcdn.net/cafeattach/8Ms/dc6e773f81a3c93474658f7682a069a8a1c98491" data-origin-width="2283" data-origin-height="3213" style="width:52.19%; margin-top: 10px;"><img src="https://t1.daumcdn.net/cafeattach/8Ms/dc6e773f81a3c93474658f7682a069a8a1c98491" class="txc-image-grid"></span></div><div class="figcaption">자료파악 때문에 우선 문제부터 해설까지 전체 첨부합니다.</div></div><p style="text-align: left;">안녕하세요<br><br>4번째 사진 4번 세액공제 한도 *2<br>이 금액은 역산하는 거 같은데<br>어떻게 구하는 것인가요?<br><br><br><br>감사합니다.</p>