Question

Tolong dibantu ya kak pakai cara terima kasih

Answer 1

Verified answer

1)
3 2/7
= (3x7 + 2) / 7
= 23/7
tidak ada opsi

2)
75% =75/100
Jawaban C

3)
225%
= 225/100
= 2 25/100
= 2 1/4
Jawaban A

4)
0,08
= 8/100
= 2/25
jawaban C

5)
3/4 + 3/5
= 15/20 + 12/20
= 27/20
jawaban D

6)
3 1/2 - 1 1/4
= (3 - 1) + (1/2 - 1/4)
= 2 + (2/4 - 1/4)
= 2 + 1/4
= 2 1/4
jawaban A

7)
3/4 + 5/6 - 5/8
= 18/24 + 20/24 - 15/24
= 23/24
jawaban A

8)
3 x 3/5
= (3 x 3)/5
= 9/5
jawaban C

9)
2 11/7 x 2
= (2x7 + 11)/7 x 2
= 25/7 x 2
= (25x2) / 7
= 50/7
= 7 1/7
Jawaban D

10)
3 : 1/3
= 3 x 3
= 9
jawaban D

11)
3/4 + 12 x 5/6
= 3/4 + (12 x 5)/6
= 3/4 + 60/6
= 3/4 + 10
= 10 3/4
Jawaban A

Answer 2

Verified answer

Jawab :

PECAHAN.....

1) 3 2/7
= (3 × 7 + 2) / 7
= (21 + 2) / 7
= 23/7 ✔

2) 75%
= 75/100 → C ✔

3) 225%
= 225/100 (sama-sama dibagi 5)
= 45/20
= 9/4
= 2 1/4 → A ✔

4) 0,08
= 8/100
= 2/25 → C ✔

5) 3/4 + 3/5
= 15/20 + 12/20
= 27/20 → D ✔

6) 3 1/2 - 1 1/4
= (3 - 1) + (1/2 - 1/4)
= 2 + (2/4 - 1/4)
= 2 1/4 → A ✔

7) 3/4 + 5/6 - 5/8
= 18/24 + 20/24 - 15/24
= 23/24 → A ✔

8) 3 × 3/5
= 9/5 → C ✔

9) 2 11/7 × 2
= 25/7 × 2
= 50/7
= 7 1/7 → D ✔

10) 3 : 1/3
= 3 × 3/1
= 9/1
= 9 → D ✔

11) 3/4 + 12 × 5/6
= 3/4 + (12 × 5/6)
= 3/4 + (2 × 5)
= 3/4 + 10/1
= 3/4 + 40/4
= 43/4
= 10 3/4 → A ✔

Semoga bermanfaat......