Matematika Sekolah Menengah Pertama 4.1 7/9 ×2=5.2 2/3 ×1/6=6.3/4×2 3/10=7.1 2/5×1 1/14mohon bantuanya ​

malvinacormierulv – March 09, 2023

4.1 7/9 ×2=
5.2 2/3 ×1/6=
6.3/4×2 3/10=
7.1 2/5×1 1/14

mohon bantuanya ​

JAWABAN :

1. 3 5/9
2. 4/9
3. 1 29/40
4. 1 1/2

Penjelasan dengan langkah-langkah:

Maaf kalau salah...

"Perkalian pecahan"

Jawaban:

no 4

1 7/9 × 2 =

= 16/9 × 2/1

= (16×2)/(9×1)

= 32/9

= 3 5/9

no 5

2 2/3 × 1/6 =

= 8/3 × 1/6

= (8×1)/(3×6)

= 8/18 (÷2)

= 4/9

no 6

3/4 × 2 3/10 =

= 3/4 × 23/10

= (3×23)/(4×10)

= 69/40

= 1 29/40

no 7

1 2/5 × 1 1/14 =

= 7/5 × 15/14

= (7×15)/(5×14)

= 105/70

= 1 35/70

= 1 1/2

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