Matematika

Pertanyaan

hasil dari 3 1/3 +3,5 x 2/3 - 7/5 adalah

2 Jawaban

  • 3 1/3 + (3,5 × 2/3) - 7/5
    = 10/3 + (35/10 × 2/3) - 7/5
    = 10/3 + (7/2 × 2/3) - 7/5
    = 10/3 + 7/3 - 7/5
    = 50/15 + 35/15 - 21/15
    = 64/15
    = 4 4/15
  • Ans :

    3 ⅓ = ( 3 x 3 ) + 1
    = 9 + 1
    = 10/3

    3,5 = 35/10

    Maka :
    3⅓ + 3,5 x ⅔ - 7/5
    = ( 10/3 + 35/10 ) x ( ⅔ - 7/5 )
    = (( 100/30 + 105/30 ) x ( 10/15 )) - 21/15 )
    = ( 205/30 x 10/15 ) - 21/15
    = 2.050/450 - 21/15
    = 2.050/450 - 630/450
    = 1.420/450


    I HOPE THIS HELPS

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