Matematika

Pertanyaan

A. 2,3 = ... %
B. 1 5/8 + 3/7 + 1 1/2 = ... Pecahan Desimal / Biasa
C. 4 1/3 - 2 2/10 + 1 1/15 = ... Pecahan Desimal / Biasa
D. 1 5/6 × 2 1/3 × 3 1/4 = ... Pecahan Desimal / Biasa
E. 37,59 × 4,5 = ... Pecahan Desimal / Biasa
F. 3/4 = 120/A = ... Nilai A Adalah...

Dengan Caranya Ya
Makasih

1 Jawaban

  • A. 2,3 = 23/10 × 100 = 230%

    B. 1 5/8 + 3/7 + 1 1/2 = 13/8 + 3/7 + 3/2
    = 91/56 + 24/56 + 84/56
    = 199/56 = 3,55

    C. 4 1/3-2 2/10 + 1 1/5 = (4-2+1) 1/3 -2/10 + 1/5
    = 3 10/30-6/30+2/30
    = 3 6/30 = 96/30 = 3,2.

    D. 1 5/6×2 1/3×3 1/4 = 11/6×7/3×13/4
    = 1001/72 = 13,90

    E. 37,59×4,5 = 3759/100 × 45/10
    = 169155/1000
    = 169,155

    F. 3/4=120/a
    3a=480
    a=480/3
    a= 160

Pertanyaan Lainnya