Hitunglah operasi pecahan berikut kemudian sederhanakan A.2/5+4,3-15%= B.3 3/5+25%-2,17= C.9 4/5-5,4-46%=
Matematika
Rouf0
Pertanyaan
Hitunglah operasi pecahan berikut kemudian sederhanakan
A.2/5+4,3-15%=
B.3 3/5+25%-2,17=
C.9 4/5-5,4-46%=
A.2/5+4,3-15%=
B.3 3/5+25%-2,17=
C.9 4/5-5,4-46%=
1 Jawaban
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1. Jawaban Keca21
A.) 2/5 + 4,3 - 15 % =
2/5 + 43/10 - 15/100
( 2/5 + 43/10 ) - 15/100
( 4/10 + 43/10 ) - 15/100
47/10 - 15/100 = 470/100 - 15/100
455/100 = 91/20
B.) 3 3/5 + 25% - 2,17 =
18/5 + 25/100 - 217/100
360/100 + 25/100 - 217/100 =
385/100 - 217/100 = 168/100 = 84/50
84/50 = 42/25 = 1 17/21
C.) 9 4/5 - 5,4 - 46% =
49/5 - 54/10 - 46/100
980/100 - 540/100 - 46/100 =
440/100 - 46/100 = 394/100