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TOLONG DI JAWAB YA HR RABU DIKMPL TGL 31-1-2018

PR SAYA YG DI LINGKARI YA
TOLONG DI JAWAB YA HR RABU DIKMPL TGL 31-1-2018 PR SAYA YG DI LINGKARI YA

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  • 2. 26/30 + 17/20 = 52/60 + 51/60 = 103/60 = 1, 43/60
    4. 4, 13/21 + 9, 11/18 = 4, 78/126 + 9, 77/126 =13, 155/126 = 14, 29/126
    7. 0,124 + 0,77 = 124/1000 + 77/100 = 124/1000 + 770/1000 = 894/1000 = 447/500
    9. 12% + 67% = 12/100 + 67/100 = 79/100

    semoga membantu:)

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