Chú ý: Để đảm bảo quyền lợi và bảo vệ tài khoản của mình
Bạn hãy xác thực địa chỉ email đăng ký nhé. Chi tiết xem tại đây
Đăng kí mua thẻ | Câu hỏi thường gặp
Đăng nhập Đăng ký
  • Lớp học
    • Lớp 1
    • Lớp 2
    • Lớp 3
    • Lớp 4
    • Lớp 5
    • Lớp 6
    • Lớp 7
    • Lớp 8
    • Lớp 9
    • Lớp 10
    • Lớp 11
    • Lớp 12
  • Kiểm Tra
    • Đề kiểm tra 15 phút, 1 tiết
    • Đề kiểm tra học kỳ
  • Thi đấu
  • Ôn thi TN THPT
    • Ôn thi tốt nghiệp THPT môn Toán - Lớp 12
    • Ôn thi tốt nghiệp THPT môn Ngữ văn - Lớp 12
    • Ôn thi tốt nghiệp THPT môn Vật lý- Lớp 12
    • Ôn thi tốt nghiệp THPT môn Hoá học - Lớp 12
    • Ôn thi tốt nghiệp THPT môn Sinh học - Lớp 12
    • Ôn thi tốt nghiệp THPT môn Lịch sử - Lớp 12
    • Ôn thi tốt nghiệp THPT môn Địa lý - Lớp 12
    • Ôn thi Tốt nghiệp THPT môn Giáo dục Kinh tế Pháp luật - Lớp 12
  • Giới thiệu
  • VinaPhone
Học tiếng Anh online - Học tiếng Anh trên mạng - Học tiếng Anh trực tuyến
HomeLớp 7Tin học lớp 7 - Sách kết nối tri thứcBài 7: Tính toán tự động trên bảng tínhBài tập nâng cao
{"common":{"save":0,"post_id":"9646","level":3,"total":10,"point":10,"point_extra":0},"segment":[{"id":"11459","post_id":"9646","mon_id":"1160119","chapter_id":"1160128","question":"<p>V&ugrave;ng A5:B10 c&oacute; bao nhi&ecirc;u &ocirc;?<\/p>","options":["A. 5 &ocirc;","B. 10 &ocirc;","C. 11 &ocirc;","D. 12 &ocirc;"],"correct":"4","level":"3","hint":"","answer":"<p>\u0110&aacute;p &aacute;n \u0111&uacute;ng:<span style=\"color:#16a085;\"><strong> D. 12 &ocirc;<\/strong><\/span><br \/>Trong b\u1ea3ng t&iacute;nh (Excel), v&ugrave;ng A5:B10 l&agrave; m\u1ed9t kh\u1ed1i c&aacute;c &ocirc; b\u1eaft \u0111\u1ea7u t\u1eeb &ocirc; A5 \u0111\u1ebfn &ocirc; B10.<br \/>V&ugrave;ng n&agrave;y c&oacute;: 2 c\u1ed9t: A v&agrave; B; 6 h&agrave;ng: t\u1eeb h&agrave;ng s\u1ed1 5 \u0111\u1ebfn h&agrave;ng s\u1ed1 10<br \/>\u0110\u1ec3 t&iacute;nh s\u1ed1 &ocirc; trong v&ugrave;ng n&agrave;y, ta l\u1ea5y: S\u1ed1 h&agrave;ng &times; S\u1ed1 c\u1ed9t &rarr; 6 &times; 2 = 12 &ocirc;<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"151","test":"0","date":"2025-07-10 16:37:01","option_type":"txt","len":1},{"id":"11460","post_id":"9646","mon_id":"1160119","chapter_id":"1160128","question":"<p>Trong c&aacute;c c&ocirc;ng th\u1ee9c d\u01b0\u1edbi \u0111&acirc;y c&ocirc;ng th\u1ee9c vi\u1ebft \u0111&uacute;ng trong Excel l&agrave;?<\/p>","options":["A. =(5^2+10)*5","B. =(25 &ndash; 10 ):3*","C. =22 +16:3","D. =(13+2^3)\/3 &times; 5"],"correct":"1","level":"3","hint":"","answer":"<p>\u0110&aacute;p &aacute;n \u0111&uacute;ng: <span style=\"color:#16a085;\"><strong>A. =(5^2+10)*5<\/strong><\/span><br \/>Trong Excel, c&ocirc;ng th\u1ee9c t&iacute;nh to&aacute;n ph\u1ea3i tu&acirc;n theo quy t\u1eafc v&agrave; c&uacute; ph&aacute;p r&otilde; r&agrave;ng, nh\u01b0 sau: B\u1eaft \u0111\u1ea7u b\u1eb1ng d\u1ea5u =; D&ugrave;ng to&aacute;n t\u1eed chu\u1ea9n: + \u0111\u1ec3 c\u1ed9ng, - \u0111\u1ec3 tr\u1eeb, * \u0111\u1ec3 nh&acirc;n, \/ \u0111\u1ec3 chia, ^ \u0111\u1ec3 l\u0169y th\u1eeba (v&iacute; d\u1ee5: 5^2 l&agrave; 5 m\u0169 2)<br \/>Ph&acirc;n t&iacute;ch t\u1eebng \u0111&aacute;p &aacute;n:<br \/>A. =(5^2+10)*5 &rarr; \u0110&Uacute;NG: Vi\u1ebft \u0111&uacute;ng c&uacute; ph&aacute;p: c&oacute; d\u1ea5u = \u0111\u1ea7u d&ograve;ng, d&ugrave;ng to&aacute;n t\u1eed ^, +, *<br \/>B. =(25 &ndash; 10 ):3* &rarr; SAI: C&oacute; d\u1ea5u : v&agrave; * cu\u1ed1i c&ugrave;ng b\u1ecb th\u1eeba, kh&ocirc;ng c&oacute; gi&aacute; tr\u1ecb n&agrave;o \u0111i sau =&gt; Excel s\u1ebd b&aacute;o l\u1ed7i<br \/>C. =22 +16:3 &rarr; SAI: D\u1ea5u : trong c&ocirc;ng th\u1ee9c n&agrave;y kh&ocirc;ng c&oacute; &yacute; ngh\u0129a h\u1ee3p l\u1ec7 trong ph&eacute;p t&iacute;nh s\u1ed1 h\u1ecdc. Trong Excel, d\u1ea5u : d&ugrave;ng \u0111\u1ec3 ch\u1ec9 v&ugrave;ng (nh\u01b0 A1:A3), kh&ocirc;ng d&ugrave;ng \u0111\u1ec3 chia s\u1ed1<br \/>D. =(13+2^3)\/3 &times; 5 &rarr; SAI: D\u1ea5u &times; l&agrave; d\u1ea5u nh&acirc;n sai c&uacute; ph&aacute;p. Excel d&ugrave;ng d\u1ea5u * \u0111\u1ec3 nh&acirc;n. V&igrave; v\u1eady Excel s\u1ebd b&aacute;o l\u1ed7i n\u1ebfu nh\u1eadp d\u1ea5u &times; thay v&igrave; *<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"151","test":"0","date":"2025-07-10 16:37:49","option_type":"txt","len":2},{"id":"11461","post_id":"9646","mon_id":"1160119","chapter_id":"1160128","question":"<p>Trong tr\u01b0\u1eddng h\u1ee3p \u0111\u1ed9 r\u1ed9ng c\u1ed9t kh&ocirc;ng \u0111\u1ee7 hi\u1ec3n th\u1ecb d\u1eef li\u1ec7u nh\u01b0 H&igrave;nh, em c\u1ea7n l&agrave;m g&igrave; \u0111\u1ec3 d\u1eef li\u1ec7u \u1edf c\u1ed9t B kh&ocirc;ng tr&agrave;n sang c\u1ed9t C?<br \/><span class=\"svgedit\"><svg height=\"135\" width=\"220\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\"> <g>&lt;title&gt;&lt;\/title><rect fill=\"#fff\" height=\"137\" id=\"canvas_background\" width=\"222\" 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>&lt;title&gt;&lt;\/title><image height=\"135\" id=\"svg_1\" width=\"220\" x=\"1\" xlink:href=\"data:image\/png;base64,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\" y=\"1.5\"><\/image> <\/g> <\/svg><\/span><\/p>","options":["A. X&oacute;a b\u1edbt d\u1eef li\u1ec7u","B. M\u1edf r\u1ed9ng c\u1ed9t B","C. M\u1edf r\u1ed9ng c\u1ed9t C","D. M\u1edf r\u1ed9ng c\u1ea3 hai c\u1ed9t"],"correct":"2","level":"3","hint":"","answer":"<p>\u0110&aacute;p &aacute;n \u0111&uacute;ng<span style=\"color:#16a085;\"><strong>: B. M\u1edf r\u1ed9ng c\u1ed9t B<\/strong><\/span><br \/>Trong b\u1ea3ng t&iacute;nh, khi \u0111\u1ed9 r\u1ed9ng c\u1ee7a m\u1ed9t c\u1ed9t kh&ocirc;ng \u0111\u1ee7 ch\u1ed7 \u0111\u1ec3 hi\u1ec3n th\u1ecb to&agrave;n b\u1ed9 n\u1ed9i dung, th&igrave; d\u1eef li\u1ec7u trong &ocirc; s\u1ebd tr&agrave;n sang c\u1ed9t b&ecirc;n c\u1ea1nh n\u1ebfu &ocirc; b&ecirc;n c\u1ea1nh \u0111ang tr\u1ed1ng.<br \/>Trong h&igrave;nh tr&ecirc;n ta th\u1ea5y: C\u1ed9t B ch\u1ee9a d\u1eef li\u1ec7u h\u1ecd t&ecirc;n kh&aacute; d&agrave;i; D\u1eef li\u1ec7u trong &ocirc; B4 v&agrave; B5 tr&agrave;n sang c\u1ed9t C, l&agrave;m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c&aacute;ch hi\u1ec3n th\u1ecb.<br \/>\u0110\u1ec3 kh\u1eafc ph\u1ee5c \u0111i\u1ec1u \u0111&oacute; v&agrave; gi&uacute;p n\u1ed9i dung hi\u1ec3n th\u1ecb g\u1ecdn \u0111\u1eb9p trong c\u1ed9t B, ta n&ecirc;n m\u1edf r\u1ed9ng c\u1ed9t B &ndash; t\u1ee9c l&agrave; k&eacute;o r\u1ed9ng \u0111\u01b0\u1eddng bi&ecirc;n b&ecirc;n ph\u1ea3i c\u1ee7a c\u1ed9t B ra \u0111\u1ec3 \u0111\u1ee7 ch\u1ed7 hi\u1ec3n th\u1ecb h\u1ebft n\u1ed9i dung.<\/p><p><span class=\"svgedit\"><svg height=\"131\" width=\"285\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\"> <g>&lt;title&gt;&lt;\/title><rect fill=\"#fff\" height=\"133\" id=\"canvas_background\" width=\"287\" 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>&lt;title&gt;&lt;\/title><image height=\"131\" id=\"svg_1\" width=\"285\" x=\"-1.5\" xlink:href=\"data:image\/png;base64,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\" y=\"0.5\"><\/image> <\/g> <\/svg><\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"151","test":"0","date":"2025-07-10 16:39:43","option_type":"txt","len":2}]}
Giới thiệu  |   Câu hỏi thường gặp   |    Kiểm tra   |    Học mà chơi   |    Tin tức   |    Quy định sử dụng   |    Chính sách bảo mật   |    Góp ý - Liên hệ
Tiểu học
  • Lớp 1
    • Toán lớp 1
    • Tiếng Việt lớp 1
  • Lớp 4
    • Toán lớp 4
    • Tiếng Việt lớp 4
    • Soạn Tiếng Việt 4
  • Lớp 2
    • Toán lớp 2
    • Tiếng Việt lớp 2
  • Lớp 5
    • Toán lớp 5
    • Tiếng Việt lớp 5
    • Soạn Tiếng Việt 5
  • Lớp 3
    • Toán lớp 3
    • Tiếng Việt lớp 3
    • Soạn Tiếng Việt 3
  • Trung học cơ sở
  • Lớp 6
    • Toán lớp 6
    • Vật Lý 6
    • Soạn văn 6
  • Lớp 7
    • Toán lớp 7
    • Vật Lý 7
    • Soạn văn 7
  • Lớp 8
    • Toán lớp 8
    • Vật Lý 8
    • Hóa Học 8
    • Soạn văn 8
  • Lớp 9
    • Toán lớp 9
    • Hóa Học 9
    • Soạn văn 9
  • Trung học phổ thông
  • Lớp 10
    • Toán lớp 10
    • Vật Lý 10
    • Hóa học 10
  • Lớp 11
    • Toán lớp 11
    • Vật Lý 11
    • Hóa học 11
  • Lớp 12
    • Toán lớp 12
    • Vật Lý 12
    • Hóa học 12
  • LuyenThi123.Com - a product of BeOnline Co., Ltd. (Cty TNHH Hãy Trực Tuyến)
    Giấy phép ĐKKD số: 0102852740 cấp bởi Sở Kế hoạch và Đầu tư Hà Nội ngày 7/8/2008
    Giấy phép cung cấp dịch vụ mạng xã hội học tập trực tuyến số: 524/GP-BTTTT cấp ngày 24/11/2016 bởi Bộ Thông Tin & Truyền Thông

    Tel: 02473080123 - 02436628077  (8:30am-9pm)  | Email: hotro@luyenthi123.com
    Địa chỉ: số nhà 13, ngõ 259/9 phố Vọng, Đồng Tâm, Hai Bà Trưng, Hà Nội.