\r\n\r\n
\\(\\Large({3\\dfrac{1}{7}+\\dfrac{3}{5}})\\times{4\\dfrac{1}{3}}=\\dfrac{1175}{103}\\).
\r\n\r\nĐúng hay sai?
\r\n","dateCreated":"2022-08-18T19:47:08.466Z","answerCount":6094,"author":{"@type":"Person","name":"Hoc357.edu.vn"},"acceptedAnswer":{"@type":"Answer","upvoteCount":94,"text":"\\(\\Large({3\\dfrac{1}{7}+\\dfrac{3}{5}})\\times{4\\dfrac{1}{3}}\\)
\r\n\r\n= \\(\\Large(\\dfrac{22}{7}+\\dfrac{3}{5})\\times \\dfrac{13}{3}\\)
\r\n\r\n= \\(\\Large(\\dfrac{110}{35}+ \\dfrac{21}{35})\\times \\dfrac{13}{3}\\)
\r\n\r\n= \\(\\Large \\dfrac{131}{35}\\times \\dfrac{13}{3}\\)
\r\n\r\n= \\(\\Large \\dfrac{1703}{105}\\)
\r\n","url":"https://hoc357.edu.vn/cau-hoi/lua-chon-dap-an-dung-nhat-large3dfrac17dfrac35time-v6842","dateCreated":"2022-08-18T19:47:08.466Z","author":{"@type":"Person","name":"Trần Thanh Hùng"}},"suggestedAnswer":[]}}MỤC LỤC
Lựa chọn đáp án đúng nhất:
\(\Large({3\dfrac{1}{7}+\dfrac{3}{5}})\times{4\dfrac{1}{3}}=\dfrac{1175}{103}\).
Đúng hay sai?
Lời giải chi tiết:
\(\Large({3\dfrac{1}{7}+\dfrac{3}{5}})\times{4\dfrac{1}{3}}\)
= \(\Large(\dfrac{22}{7}+\dfrac{3}{5})\times \dfrac{13}{3}\)
= \(\Large(\dfrac{110}{35}+ \dfrac{21}{35})\times \dfrac{13}{3}\)
= \(\Large \dfrac{131}{35}\times \dfrac{13}{3}\)
= \(\Large \dfrac{1703}{105}\)
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