Chú ý: Để đảm bảo quyền lợi và bảo vệ tài khoản của mình
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HomeLớp 2Toán lớp 2 - Sách Kết nối tri thứcBài 70: Ôn tập phép cộng, phép trừ trong phạm vi 1000Bài tập trung bình
{"common":{"save":0,"post_id":"4409","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"2717","post_id":"4409","mon_id":"11445","chapter_id":"11593","question":"<p><span class=\"svgedit\"><svg height=\"131\" width=\"103\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\"> <g><title><\/title><rect fill=\"#fff\" height=\"133\" id=\"canvas_background\" width=\"105\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" height=\"100%\" id=\"canvasGrid\" overflow=\"visible\" width=\"100%\" x=\"0\" y=\"0\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g><title><\/title><image height=\"132\" id=\"svg_1\" width=\"92\" x=\"8\" 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y=\"2\"><\/image> <\/g> <\/svg><\/span><\/p><p>Phép tính trên \u0111ã th\u1ef1c hi\u1ec7n \u0111úng hay sai? <\/p>","options":["\u0110úng","Sai"],"correct":"2","level":"2","hint":"","answer":"<p>Khi th\u1ef1c hi\u1ec7n phép tính 256 + 38 ta c\u1ea7n làm nh\u01b0 sau: <\/p><p><span class=\"svgedit\"><svg height=\"110\" width=\"80\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\"> <g><title><\/title><rect fill=\"#fff\" height=\"112\" id=\"canvas_background\" width=\"82\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" height=\"100%\" id=\"canvasGrid\" overflow=\"visible\" width=\"100%\" x=\"0\" y=\"0\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g><title><\/title><image height=\"114\" id=\"svg_1\" stroke=\"null\" width=\"72\" x=\"3\" 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y=\"-2.5\"><\/image> <\/g> <\/svg><\/span><\/p><p>V\u1eady ta ch\u1ecdn \u0111áp án là: <span style=\"color:#3498db;\">Sai<\/span><\/p>","type":"choose","extra_type":"shape1","time":"0","user_id":"125","test":"1","date":"2021-08-13 07:27:41","option_type":"txt","len":0},{"id":"2718","post_id":"4409","mon_id":"11445","chapter_id":"11593","question":"<p><span class=\"svgedit\"><svg height=\"142\" width=\"104\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\"> <g><title><\/title><rect fill=\"#fff\" height=\"144\" id=\"canvas_background\" width=\"106\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" height=\"100%\" id=\"canvasGrid\" overflow=\"visible\" width=\"100%\" x=\"0\" y=\"0\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g><title><\/title><image height=\"145\" id=\"svg_1\" width=\"110\" x=\"7\" xlink:href=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAG4AAACRCAIAAACt\/RpgAAAABGdBTUEAALGPC\/xhBQAAAAlwSFlzAAAOwwAADsMBx2+oZAAAB+dJREFUeF7tnL1x20AQRlWaG1AfKkIzbkAVqAHnzhUrdepQoTJ3YD\/jW+6AvB8cyT1QsvcFHt5hD+A+3h9IyHe\/kyBSZRipMoxUGUaqDCNVhpEqw0iVYaTKMFJlGKkyjFQZRqoMI1WG8ZlUvr293d193Dc85Z2R8CDWYIUdaGNxNX7+\/Pnt27fHx0cLvbt7enr6\/v37r1+\/LGImt1RJntZghR1rgCaLO+bl5eX+\/p6Ah4cHbFLEoDvl0I8fPyx0GrdUWU3PjjWo2pdEQKJVHWBO8KO8tto5zFJJ72i9dYahAqx8zJL1eWmrSdUyvL6+KuD5+dmq5jBLZWdAkTMBjEErH7NkfYnK9\/d3KxcogO5p5TnMUtma6Um4n9WSdfBg1DnBynOYe\/YSpjNSKic1RzkHquRD1TlbM0AUu6r0rDq7EwUEqmQm0TlnL+K7qlRW\/d6htKNUMp9oBe+Mgyh2VamsWMGtXGMxGaOStVtXZI9pVTPZTyXji6xaeyBnMfl3facfEawim228WEQXpg4+KtypLSOgs7LHsp9K5bY5YS3q6rRudRyLO0CX3O2uEXZSyYBVblZug2uU8a8roJf5LWB\/nqUvC3bj3qPhnxrg2pZfk5KrGV+I+fy81exbHdhD5cgeaJOL7\/+08sD4Z3AZe6jUtvzKfuGfBx3NqsbAoBr+C1t0ZXL9\/kbnASsPo1YjM\/U1TFfJIkAa53alKjICVh7Gmn32e3BNVSHzlHRcME7VcHMvdSVzVWqeGh9Zyrm6qda3nFBuA1TfmkC0D4PZW6K5KrUXYYxbeQvlXL1f1toF5TZA9a3e2mkYy0SV3h3Gc1A8nEwIvgpXPxUdgrLf+RZq\/OO8mIkqtS2vdrEWvgcEpjbyx47f6rRGKGHekHFAGDVc1\/fng\/fvVzJRpdI4dw\/EnIgFfQwCldjZ7Nr0XBq6d+AkOJ09rp25c+V\/RaoMI1WGkSrDSJVhpMowUmUYqTKMVBlGqgwjVYaRKsNIlWH0VNoXLMfYsaQgVYaRasJIlWHsodK\/2bZyG32FfvJN+MhX6AQQtv7u\/eHh4fn5OeRH40Gmq\/QfqsCqavjvMyjA5smvOhzqSCFYYdUfdjjJPo9YTle5\/uXLqgo8BgVWdeBt62+YaKKj5W9ha8VWNZO5Kj1PYbUFOsrwtPIxnWfY\/DkDrFnVMTTpBwQyUaV+B8fm5lypo51hqAC6p5UPuKnWZOq\/xbc+p0AmqpRBklQyYAfOx9oXZ7Da7pkt4oqrDzLrAhqVLAK8ViagQ+fiH0bZs1QPVq5hEZ9XJYPRx6OlcmkyvnqUi7gv01auoYDPOsC12vhMr2RAxbPo\/w2TL2utrRL1CtjhWZd4lZrp1\/sPJQNWHob85VETRYmP\/dZ2R92WWdvKM4lXqdVm3U2WZP9i5S7YYYuDO1lgYPY32N7viF9flJPonewwtEWwSq02J31kyfQvVm5jcQfokjhtbXQcXOPL2hzT6s4zCFap8UiPsPKCsgIrt2F6FWwY1StF3wiXUzD\/Eklz5lC9k822gUSq1CJw2ZalCtOuCy1vdYSvPOXC4odabWMJU+n3FbywqgOqBxUVqdcjeP8ql2m\/ccSaVR3jA79sG06YSs3xpK0RukbJAK819M5aCnxhKVv5jWNraXLXO3TMMJV6x4OcpRLUis\/AygdUD1auoYCybThhKjsoGbDy+Vj74gxWO6ASrDyNz6Sy3GmrHqxcQwE77NI\/hEodLdcr4Qtaua3xVWWzbWtdCuQDqWxNoL6nKffqviK1VhVfl1quA\/lAKqHsd7p9AlZ\/qzpGO4dqgLfdZ5c+XaX3KWjpoN43j+s7Ft+fl9vvNd71iKcVbTmDt21dNJy5KpXMms6mhNGKCO9lwJBHxOY9ODB+1+qBtggdaRvFHgP8PyFVhpEqw0iVYaTKMFJlGKkyjFQZRqoMI1WGkSrDSJVhpMowLlf59etX+xLmU\/HlyxdLIJpUGUaqDCPnyjBSZRipMoxUGUaqDCNVhpEqw0iVYfz7KvUElhVmMvEa7+\/vL8sD+usHLnh91kMTiHhasHIDO3sbi5vJrGv4Myeo9KebeeHP92w+HI5uf97oSpWbzUOYpVI54MLKK+iVOtp5UM9jxKBKBkGVHZ7ph7kqrXAM3U1H8WVVK8j8\/v6eTk3+\/lTfoEor3IjbXF6ZVwXhF5tW6EauUZgVbsQtVVaH\/wmKTJV1\/Knnk7\/fq6LIVFlHi\/umHSFHqfIUNkPaY7Ilsqot5ChVGhhkUGtHSZccGdeOHA2qZMkiUq+B1\/tsg8R0lZbWgXPT81ZWbqAH0ddn5gPTCOBfq5rMfoOCDTm9Rn8JQXp+C9RnMbmtsoXm5X1s7j2\/YFA2SdKquiwmL1d51m7hSm4wVXt6\/b\/GEYq8WGX\/ziqWG6j09EbWcUVerBKuP8MgN1AJ4+mNR7bQGca3XxdzS5Xre+0Wirx+gI9c60pmqVQCZGLlFf6fMHS+ZHMU2VepGCsc4\/Ny9Z3EMldldVjhpXXoBO9T\/d2MYqoLizZDO6w5MFcloMx7hH5dUKVqqhAGdCiJEDShO1NfbkgtYvmqya\/lW\/R9PMIslYggB8StdfCabNFhQQ0sukE52JHLvgrXcid4zbUGbwRCmKXyPyRVhpEqw0iVYaTKMFJlGKkyjFQZRqoMI1WGkSrDSJVhpMowUmUYqTKMVBlGqgwjVYaRKoP4\/fsPsf3icw3OdAoAAAAASUVORK5CYII=\" y=\"5.5\"><\/image> <\/g> <\/svg><\/span><\/p><p>Phép tính trên \u0111ã \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111úng hay sai? <\/p>","options":["\u0110úng","Sai"],"correct":"1","level":"2","hint":"","answer":"<p>Phep tính trên \u0111ã th\u1ef1c hi\u1ec7n \u0111úng vì \u0111\u1eb7t tính và k\u1ebft qu\u1ea3 \u0111úng<\/p><p>V\u1eady ta ch\u1ecdn \u0111áp án là: <span style=\"color:#3498db;\">\u0110úng<\/span><\/p>","type":"choose","extra_type":"shape1","time":"0","user_id":"125","test":"1","date":"2021-08-13 07:41:26","option_type":"txt","len":0},{"id":"2720","post_id":"4409","mon_id":"11445","chapter_id":"11593","question":"<p><span class=\"svgedit\"><svg height=\"120\" width=\"86\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\"> <g><title><\/title><rect fill=\"#fff\" height=\"122\" id=\"canvas_background\" width=\"88\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" height=\"100%\" id=\"canvasGrid\" overflow=\"visible\" width=\"100%\" x=\"0\" y=\"0\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g><title><\/title><image height=\"131\" id=\"svg_1\" stroke=\"null\" width=\"83\" x=\"4\" xlink:href=\"data:image\/png;base64,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\" y=\"-1\"><\/image> <\/g> <\/svg><\/span><\/p><p>Ch\u1eef s\u1ed1 c\u1ea7n \u0111i\u1ec1n vào d\u1ea5u "?" trong phép tính trên là: <\/p>","options":["1","3","5","7"],"correct":"3","level":"2","hint":"","answer":"<p>Ta \u0111i\u1ec1n ch\u1eef s\u1ed1 5 vào d\u1ea5u "?"<\/p><p>Vì 452 - 235 = 217<\/p><p>V\u1eady \u0111áp án là: <span style=\"color:#3498db;\">5<\/span><\/p>","type":"choose","extra_type":"flower","time":"0","user_id":"125","test":"1","date":"2021-08-13 08:53:24","option_type":"txt","len":0}]}