Luyện tập 5
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</div>2. Đặt tính rồi tính:</h3> <p>492 - 314</p> <p>451 - 32</p> <p>237 - 8</p> <p>873 - 225</p> <p>734 - 26</p> <p>425 - 6</p> <h3 id="3-chon-ket-qua-duacuteng-voi-moi-pheacutep-tiacutenh">3. Chọn kết quả đúng với mỗi phép tính:</h3> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/anh-chup-man-hinh-2022-10-15-193549-1665837395.png.webp" width="601" height="206" alt="hinh-anh-luyen-tap-5-1577-1" title="hinh-anh-luyen-tap-5-1577-1" loading="lazy"></p> <h3 id="4">4.</h3> <p>Để sửa sang một công viên, người ta đã mua 956 viên gạch xám và gạch đỏ . Biết rằng có 456 viên gạch xám. Hỏi có bao nhiêu viên gạch đỏ?</p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/anh-chup-man-hinh-2022-10-15-193937-1665837594.png.webp" width="612" height="255" alt="hinh-anh-luyen-tap-5-1577-2" title="hinh-anh-luyen-tap-5-1577-2" loading="lazy"></p>