Giแบฃi Toรกn lแป›p 5 trang 22, 23 ร”n tแบญp bแบฃng ฤ‘ฦกn vแป‹ ฤ‘o ฤ‘แป™ dร i - Cรด Nguyแป…n Anh (Giรกo viรชn VietJack) Quแบฃng cรกo. Giแบฃi Toรกn lแป›p 5 trang 22 Bร i 1: Viแบฟt cho ฤ‘แบงy ฤ‘แปง bแบฃng ฤ‘ฦกn vแป‹ ฤ‘o ฤ‘แป™ dร i sau: b) Nhแบญn xรฉt: Hai ฤ‘ฦกn vแป‹ ฤ‘o ฤ‘แป™ dร i liแปn nhau: - ฤฦกn vแป‹ lแป›n gแบฅp 10 lแบงn ฤ‘ฦกn vแป‹ bรฉ; MแบฆM NON BรŒNH MINH: MแบฆM NON Tฦฏ THแปคC THIรŠN ร‚N: MแบฆM NON รNH Dฦฏฦ NG: MN THIรŠN PHฦฏแปšC: MแบฆM NON Sฦฏฦ NG MAI Thรดng tin. Hoแบกt ฤ‘แป™ng cแปงa trฦฐแปng. Kแบฟ hoแบกch hoแบกt ฤ‘แป™ng cแปงa trฦฐแปng Tแป” MแบชU GIรO 4 - 5 TUแป”I Tแป” MแบชU GIรO 5 - 6 TUแป”I. KHแปI Cร”NG NHร‚N VIรŠN Tแป” Vฤ‚N PHร’NG Tแป” BแบขO MแบชU - CแบคP Giแบฃi Toรกn lแป›p 2 Bร i 25: Luyแป‡n tแบญp trang 49 SGK Cรกnh diแปu tแบญp 1 Bร i tแบญp minh hแปa. 3. Bร i tแบญp SGK. Giแบฃi Toรกn lแป›p 2 Bร i 25: Luyแป‡n tแบญp trang 49 SGK Cรกnh diแปu tแบญp 1. 1. Tรณm tแบฏt lรฝ thuyแบฟt Thรดng thฦฐแปng, muแป‘n tรฌm giรก trแป‹ cแปงa ฤ‘แบกi lฦฐแปฃng lแป›n thรฌ ta thฦฐแปng sแปญ dแปฅng phรฉp toรกn Mathx giแป›i thiแป‡u chฦฐฦกng trรฌnh toรกn lแป›p 5. Vแป›i phฦฐฦกng phรกp ฤ‘ร o tแบกo mแป›i cho cรกc em cรณ nhiแปu hแปฉng thรบ hแปc toรกn. Luyแป‡n thi lรชn 6 cรนng online math. Nแบฟu chฦฐa lร  thร nh viรชn VIP, vui lรฒng liรชn hแป‡ sแป‘ 0912698216 hoแบทc ฤ‘แปƒ lแบกi thรดng tin ฤ‘แปƒ ฤ‘ฦฐแปฃc tฦฐ vแบฅn vร  hฦฐแป›ng dแบซn ฤ‘ฤƒng k Bแบกn ฤ‘ang xem: Game ai thรดng minh hฦกn hแปc sinh lแป›p 5, game toรกn hแปc, cรกch chฦกi game giแบฃi toรกn nhanh. Vแป›i mแปฅc ฤ‘รญch tแบกo cho trแบป แด„แบฃm giรกc vแปซa hแปc tแบญp vแปซa nghแป‹ch ฤ‘แปƒ tiแบฟp thu kiแบฟn thแปฉc vร  kแปน nฤƒng แดแป™แด› phฦฐฦกng phรกp nhanh chรณng, trแปn vแบนn cฦก mร  khรดng lร m mแบฅt hแปฉng thรบ cแปงa trแบป Mรฃ lแป›p : 48645 Lแป›p dแบกy : Lแป›p 5 + Lแป›p 8 Mรดn dแบกy: Toรกn - Lรฝ - Hรณa ฤแป‹a chแป‰: ฤฦฐแปng sแป‘ 20, P5, Gรฒ Vแบฅp, TP.HCM (Xem bแบฃn ฤ‘แป“) Local: TP. Hแป“ Chรญ Minh Detail: Quแบญn Gรฒ Vแบฅp Mแปฉc lฦฐฦกng: 1,600,000 /2 HS ฤ‘แป“ng/thรกng Sแป‘ buแป•i: 2 Buแป•i/Tuแบงn Thแปi gian dแบกy: 120 phรบt/buแป•i, T2, 4 tแป‘i 6h - 8h Yรชu cแบงu: (Sinh viรชn Nแปฏ) of380d1. ฤang tแบฃi.... xem toร n vฤƒn Thรดng tin tร i liแป‡u Ngร y ฤ‘ฤƒng 01/02/2015, 2300 ๎€๎€‚๎€ƒ๎€„๎€…๎€†๎€„๎€…๎€‡๎€ˆ๎€„๎€‰ ๎€๎€‚๎€ƒ๎€„๎€…๎€†๎€„๎€…๎€‡๎€ˆ๎€„๎€‰ ๎€Š๎€‹๎€Œ๎€๎€Ž๎€„๎€๎€‹๎€ ๎€‘ ๎€Š๎€„๎€…๎€‡๎€ˆ๎€„๎€‰ ๎€’๎€“๎€”๎€ƒ๎€„๎€“๎€•๎€–๎€„๎€…๎€‡๎€ˆ๎€„๎€— ๎€’๎€“๎€”๎€ƒ๎€„๎€“๎€•๎€–๎€„๎€…๎€‡๎€ˆ๎€„๎€— ๎€…๎€‚๎€–๎€“๎€„๎€˜๎€™๎€„๎€…๎€‡๎€ˆ๎€„๎€— ๎€๎€š๎€”๎€„๎€๎€›๎€–๎€„๎€…๎€‡๎€ˆ๎€„๎€œ ๎€๎€š๎€”๎€„๎€๎€›๎€–๎€„๎€…๎€‡๎€ˆ๎€„๎€œ ๎€Š๎€”๎€๎€๎€„๎€…๎€‡๎€ˆ๎€„๎€œ ๎€Š๎€”๎€๎€๎€„๎€…๎€‡๎€ˆ๎€„๎€ž ๎€Š๎€”๎€๎€๎€„๎€…๎€‡๎€ˆ๎€„๎€ž ๎€Ÿ ๎€„๎€๎€“๎€š๎€–๎€„๎€…๎€‡๎€ˆ๎€„๎€ž ๎€Š๎€‹๎€Œ๎€๎€Ž๎€„๎€๎€‹๎€ ๎€‘ ๎€Š๎€„๎€…๎€‡๎€ˆ๎€„! ๎€Š๎€‹๎€Œ๎€๎€Ž๎€„๎€๎€‹๎€ ๎€‘ ๎€Š๎€„๎€…๎€‡๎€ˆ๎€„! ๎€Š"๎€„๎€๎€“๎€‹๎€๎€๎€„๎€…๎€‡๎€ˆ๎€„! !๎€—$$$$$$๎€„๎€๎€๎€ !๎€—$$$$$$๎€„๎€๎€๎€ ๎€ž๎€ž$$$$$$๎€„๎€๎€๎€ %$$$$$$๎€„๎€๎€๎€ %$$$$$$๎€„๎€๎€๎€ !$$$$$$$๎€„๎€๎€๎€ ๎€œ$$$$$$๎€„๎€๎€๎€ ๎€œ$$$$$$๎€„๎€๎€๎€ ๎€—$$$$$$๎€„๎€๎€๎€ !๎€‰$$$$$๎€„๎€๎€๎€ !๎€‰$$$$$๎€„๎€๎€๎€ ๎€ž$$$$$$๎€„๎€๎€๎€ ๎€‰$$$$$๎€„๎€๎€๎€ ๎€‰$$$$$๎€„๎€๎€๎€ !$$$$$$๎€„๎€๎€๎€ ๎€‰$$$$$$$๎€„๎€๎€๎€ ๎€‰$$$$$$$๎€„๎€๎€๎€ ๎€Š๎€“๎€ƒ ๎€„๎€’๎€“&๎€” ๎€Š๎€“๎€ƒ ๎€„๎€’๎€“&๎€” ๎€˜๎€ƒ๎€”๎€„๎€–๎€“'๎€ˆ ๎€˜๎€ƒ๎€”๎€„๎€–๎€“'๎€ˆ ๎€Ž๎€‹&๎€‹๎€„๎€–๎€›๎€„ ๎€ƒ๎€„ *๎€ ๎€Ž๎€‹&๎€‹๎€„๎€–๎€›๎€„ ๎€ƒ๎€„ *๎€ ๎€๎€‚ ๎€ƒ๎€„๎€…๎€† ๎€„๎€‡๎€ˆ๎€„๎€‰๎€„๎€†๎€Š ๎€…๎€„๎€‹๎€‚๎€„๎€Œ๎€๎€Š๎€„๎€…๎€† ๎€„๎€…๎€† ๎€Ž๎€๎€๎€‚ ๎€ƒ ๎€„ ๎€… ๎€† ๎€๎€‘๎€’๎€„๎€…๎€Š๎€ƒ๎€„๎€“๎€‚๎€„๎€…๎€† ๎€„๎€Ž๎€‘๎€’๎€„๎€”๎€•๎€–๎€ƒ๎€‡ ๎€— ๎€‚๎€„๎€“ ๎€ƒ๎€„๎€… ๎€ƒ๎€‹๎€„๎€…๎€† ๎€„๎€˜ ๎€…๎€„๎€…๎€†๎€–๎€ƒ๎€„๎€™๎€’๎€ƒ๎€‹๎€„๎€ˆ ๎€‰ ๎€Š ๎€‡ ๎€‹๎€ˆ ๎€†๎€š ๎€—๎€•๎€’๎€„๎€”๎€Š๎€ƒ๎€‹๎€„๎€…๎€† ๎€„๎€“๎€›๎€„๎€Œ๎€›๎€ƒ๎€„๎€…๎€†๎€‚ ๎€•๎€‡ ๎€ ๎€œ๎€๎€Š๎€„๎€†๎€๎€Š๎€„๎€๎€ž๎€„๎€Ÿ๎€† ๎€‚๎€„๎€… ๎€ƒ๎€†๎€„๎€๎€‚ ๎€•๎€„๎€Ž๎€‘๎€’๎€„๎€Ÿ๎€†๎€•!๎€Š ๎€ R๎€‘๎€’๎€„๎€…๎€Š๎€ƒ๎€„๎€“๎€‚๎€„๎€…๎€† ๎€„๎€Ž๎€‘๎€’๎€„๎€”๎€•๎€–๎€ƒ๎€‡ ๎€— ๎€‚๎€„๎€“ ๎€ƒ๎€„๎€… ๎€ƒ๎€‹๎€„๎€…๎€† ๎€„๎€˜ ๎€…๎€„๎€…๎€†๎€–๎€ƒ๎€„๎€™๎€’๎€ƒ๎€‹๎€„๎€ˆ ๎€‰ ๎€Š ๎€‡ ๎€‹๎€ˆ ๎€†๎€š ๎€—๎€•๎€’๎€„๎€”๎€Š๎€ƒ๎€‹๎€„๎€…๎€† ๎€„๎€“๎€›๎€„๎€Œ๎€›๎€ƒ๎€„๎€…๎€†๎€‚ ๎€•๎€‡ ๎€ ๎€œ๎€๎€Š๎€„๎€†๎€๎€Š๎€„gi๎€ž๎€„๎€Ÿ๎€† ๎€‚๎€„๎€… ๎€ƒ๎€†๎€„๎€Š d๎€‚ ๎€•๎€„๎€Ž๎€‘๎€’๎€„๎€Ÿ๎€†๎€•!๎€ ๎€œ๎€›"๎€„๎€…๎€† ๎€„๎€Œ๎€๎€„๎€ƒ๎€ž๎€‚๎€„๎€…๎€–"๎€„๎€ƒ๎€๎€Š๎€„๎€๎€„๎€…๎€–"๎€„๎€‡๎€’๎€•๎€ˆ๎€„๎€Œ ๎€…๎€–"๎€„๎€ƒ๎€๎€Š๎€„๎€๎€„๎€…๎€–"๎€„๎€†๎€Š๎€’๎€„๎€Œ๎€๎€„๎€…๎€–"๎€„๎€ƒ๎€๎€Š๎€„๎€๎€„๎€…๎€–"๎€„๎€‹ $๎€… ๎€„๎€„๎€„๎€„%๎€–"๎€„๎€‡๎€’๎€•๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„%๎€–"๎€„๎€†๎€Š๎€’๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„%๎€–"๎€„๎€‹๎€… & '๎€„๎€„๎€…๎€ž๎€„*๎€„๎€† ๎€…๎€„๎€™๎€‚๎€ƒ๎€†๎€ˆ๎€„ '๎€„+๎€„๎€ˆ ๎€ ๎€ˆ ๎€…๎€ž๎€„๎€ƒ๎€†๎€‚ ๎€•๎€„๎€† ๎€ƒ๎€„ '๎€„%๎€„,๎€„๎€† ๎€…๎€„๎€™๎€‚๎€ƒ๎€†๎€ˆ๎€„ '๎€„๎€ ๎€Ž ๎€ˆ ๎€ ๎€ˆ %๎€„๎€…๎€ž๎€„-๎€Ÿ๎€„๎€† ๎€ƒ๎€„ '๎€„๎€„.๎€„๎€† ๎€…๎€„๎€™๎€‚๎€ƒ๎€†!๎€„๎€œ ๎€‚๎€„๎€Ž ๎€ˆ ๎€ ๎€ ๎€… ๎€„๎€˜๎€’๎€„ '๎€„๎€ˆ๎€„+๎€ˆ๎€„%๎€„๎€…๎€ž๎€„๎€˜๎€’๎€Š๎€„๎€ƒ๎€†๎€‚/๎€•๎€„๎€ ๎€ˆ ๎€† ๎€…๎€„๎€™๎€‚๎€ƒ๎€†$๎€ *.๎€„๎€† ๎€…๎€„๎€™๎€‚๎€ƒ๎€†๎€ 0๎€† ๎€ƒ๎€‹๎€„๎€…๎€–๎€•๎€„๎€† ๎€Ÿ๎€„๎€™๎€’๎€•๎€„๎€๎€„๎€… ๎€’๎€„๎€˜๎€๎€‚๎€„๎€† ๎€Ÿ๎€„๎€ƒ ๎€‘ ๎€ƒ๎€๎€Š$ 12๎€‚๎€„๎€๎€„ ๎€ˆ๎€„๎€Ÿ2๎€‚๎€„๎€๎€„๎€†๎€Š๎€’ 12๎€‚๎€„๎€๎€„๎€†๎€Š๎€’๎€„ ๎€„๎€†๎€Š๎€’๎€„๎€Ž๎€‘๎€’๎€„๎€”๎€•๎€–๎€ƒ 12๎€‚๎€„๎€…๎€‘๎€ƒ๎€‹๎€„๎€Ž3๎€’๎€ˆ๎€„๎€Ÿ2๎€‚๎€„๎€…๎€‘๎€ƒ๎€‹๎€„๎€…๎€’ 12๎€‚๎€„๎€…๎€‘๎€ƒ๎€‹๎€„๎€…๎€’๎€„๎€Ž3๎€’๎€„๎€…๎€’๎€„๎€Ž ๎€ƒ๎€‹๎€„๎€”๎€•๎€–๎€ƒ๎€๎€’ [...]... ฤ‘รดng? 1 Yรชu Tรด quรดc, yรชu ฤ‘รดng bao 2 Hoc tรขp tรดt, lao ฤ‘รดng tรดt 3 ฤoan kรชt tรดt, ky luรขt tรดt 4 Giฦฐ gin vรช sinh thรขt tรดt 5 Khiรชm tรดn, thรขt tha, dung cam So sanh hai phรขn sรด sau 48 52 va 27 51 48 52 > 27 51 ร‚m thanh lan truyรชn ฦก ฤ‘รขu la nhanh nhรขt? A Khรดng khi B Gรด C Nฦฐฦกc B Gรด Hay cho biรชt tac phรขm โ€œHรดng ฤฦฐc quรดc รขm thi tรขpโ€ la cua ai? Lรช Thanh Tรดng Tuyรชn ฤ‘ฦฐฦกng sฤƒt dai nhรขt nฦฐฦกc ta la tuyรชn ฤ‘ฦฐฦกng nao?... Truyรชn dรขn gian A-rรขp Cร‚U HOฬ‰I 50 TRIรŠรŠU ฤร”ฬ€NG LIฬฃCH Sฦฏฬ‰ Lฦ ฬP 5 Phong trao โ€œฤรดng khฦกiโ€ bung nรด vao thฦกi gian nao? 17/1/1960 TOAฬN Lฦ ฬP 5 Mรดt ngฦฐฦกi ฤ‘i xe ฤ‘ap tฦฐ B ฤ‘รชn C vฦกi vรขn tรดc 12 km/giฦก, cung luฬc ฤ‘o mรดt ngฦฐฦกi ฤ‘i xe may tฦฐ A cach B la 48km vฦกi vรขn tรดc 36 km/giฦก va ฤ‘uรดi theo xe ฤ‘ap Hoi kรช tฦฐ luฬc bฤƒt ฤ‘รขu ฤ‘i, sau may giฦก xe may ฤ‘uรดi kip xe ฤ‘ap? 2 giฦก MIฬƒ THUร‚รŠT Lฦ ฬP 5 Hay cho biรชt bฦฐc tฦฐฦกng nay mang... vฦกi vรขn tรดc 36 km/giฦก va ฤ‘uรดi theo xe ฤ‘ap Hoi kรช tฦฐ luฬc bฤƒt ฤ‘รขu ฤ‘i, sau may giฦก xe may ฤ‘uรดi kip xe ฤ‘ap? 2 giฦก MIฬƒ THUร‚รŠT Lฦ ฬP 5 Hay cho biรชt bฦฐc tฦฐฦกng nay mang tรชn gi? Vu nฦฐ Chฤƒm Cham ฤAฬฃO ฤฦฏฬC Lฦ ฬP 5 ฤiรชn tฦฐ thich hฦกp vao chรด trรดng trong cรขu ca dao sau Con ngฦฐฦกi co โ€ฆ, co โ€ฆ Nhฦฐ cรขy co โ€ฆ, nhฦฐ sรดng co โ€ฆ . ๎€„๎€™๎€’๎€•๎€๎€• ๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„9*๎€„๎€„๎€„๎€„๎€„๎€„๎€„? ๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€Œ๎€ ๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„,๎€„๎€„๎€„๎€„๎€„๎€„๎€„ ,5 ๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„9*๎€„๎€„๎€„๎€„๎€„๎€„๎€„? ๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„ ๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„,๎€„๎€„๎€„๎€„๎€„๎€„๎€„ ,5 A๎€Ž๎€„๎€Ÿ๎€†๎€’๎€ƒ๎€†๎€„๎€’๎€ƒ๎€„๎€Ÿ๎€‡๎€•" ๎€ƒ๎€„ ๎€„๎€“๎€–๎€•๎€„๎€๎€„๎€ƒ๎€†๎€’๎€ƒ๎€†๎€„๎€ ๎€š ๎€ƒ๎€†. ๎€œ๎€Š๎€’๎€„ ๎€„๎€Ž๎€‘๎€’๎€„๎€”๎€•๎€–๎€ƒ ๎€œ๎€›"๎€„๎€ƒ/๎€•๎€„04๎€Ž๎€„๎€“๎€‚ ๎€•๎€„+ ๎€…๎€„๎€œ ๎€„๎€‰ "๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€ ๎€“ ๎€” ๎€Ÿ๎€†๎€‚ ๎€•๎€„๎€ƒ๎€‚/๎€ƒ๎€ˆ๎€„๎€ƒ๎€†๎€‚๎€„๎€“ ๎€ƒ๎€‹$๎€„๎€‰ ๎€“ 5! ๎€„6/๎€•๎€„1 ๎€„7๎€• ๎€…๎€ˆ๎€„"/๎€•๎€„๎€“ ๎€ƒ๎€‹๎€„๎€˜๎€๎€Š!๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€Š ๎€• ๎€“ ๎€„๎€„๎€„๎€„๎€„๎€„๎€„๎€„ !๎€„๎€œ ๎€…๎€„๎€Ÿ '๎€„๎€Ÿ ๎€Ÿ๎€ˆ๎€„๎€’๎€Š๎€„๎€“ ๎€ƒ๎€‹๎€„๎€Ÿ ๎€Ÿ!๎€ - Xem thรชm -Xem thรชm ai thong minh hon hoc sinh lop 5, ai thong minh hon hoc sinh lop 5,

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