Penjelasan dengan langkah-langkah:
a. 2/3 × 2 3/5
= 2/3 × 13/5
= 26/15 atau 1 11/15
b. 2 2/5 × 2 1/4
= 12/5 × 9/4
= 108/20 atau 5 8/20
c. 4 1/8 × (–2 1/2) × 4 2/3
= 33/8 × (–5/2) × 14/3
= ( –165/16) × 14/3
= –2.310/48 atau –48 6/48
semoga terbantu, trima kasih
pembahasan :
⅔ × 2 ⅗ =
jadikan pecahan:
⅔ × 13/5 =
(2 × 13)/(3×5) =
26/15 =
1 11/15
2⅖ × 2¼ =
12/5 × 9/4 =
(12 × 9)/(5 × 4) =
108/20 =
5 8/20 =
5⅖
4⅛ × (-2½) × 4⅔ =
33/8 × -5/2 × 14/3 =
ditukar posisi yang bisa disederhanakan:
33/3 × 14/8 × -5/2 =
11 × 7/4 × -5/2 =
11 × -35/8 =
-385/8 =
-48⅛
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Penjelasan dengan langkah-langkah:
a. 2/3 × 2 3/5
= 2/3 × 13/5
= 26/15 atau 1 11/15
b. 2 2/5 × 2 1/4
= 12/5 × 9/4
= 108/20 atau 5 8/20
c. 4 1/8 × (–2 1/2) × 4 2/3
= 33/8 × (–5/2) × 14/3
= ( –165/16) × 14/3
= –2.310/48 atau –48 6/48
semoga terbantu, trima kasih
pembahasan :
⅔ × 2 ⅗ =
jadikan pecahan:
⅔ × 13/5 =
(2 × 13)/(3×5) =
26/15 =
1 11/15
2⅖ × 2¼ =
12/5 × 9/4 =
(12 × 9)/(5 × 4) =
108/20 =
5 8/20 =
5⅖
4⅛ × (-2½) × 4⅔ =
33/8 × -5/2 × 14/3 =
ditukar posisi yang bisa disederhanakan:
33/3 × 14/8 × -5/2 =
11 × 7/4 × -5/2 =
11 × -35/8 =
-385/8 =
-48⅛