Jawaban:
1. 587/120
2. 93/48
3. 7/9
4. 16 7/8 Pecahan campuran
5. 13
Penjelasan dengan langkah-langkah:
1.
37/40 + 29/30 + 9/3 =
KPK:
40 : 40, 80, 120
30 : 30, 60, 90, 120
3 × 40 = 120
111/120 + 116/120 + 360/120 =
227/120 + 360/120 =
587/120
2.
15/24 + 39/48 + 6/12 =
24 : 24, 48
48 : 48
12 : 12, 24, 36, 48
30/48 + 39/48 + 24/48 =
69/48 + 24/48 =
93/48
3.
22/36 + 7/18 - 2/9 =
36 : 36
18 : 18, 36
9 : 9, 18, 27, 36
22/36 + 14/36 - 8/36 =
36/36 - 8/36 =
28/36 = 7/9 Disederhanakan, sama-sama dibagi 4
4.
35/4 + 29/8 + 72/16
4 : 4, 8, 12, 16
8 : 8, 16
16 : 16
140/16 + 58/16 + 72/16 =
198/16 + 72/16 =
270/16 = 16 14/16 = 16 7/8 Pecahan campuran
5.
48/5 + 29/10 + 10/20 =
5 : 5, 10, 15, 20
10 : 10, 20
20 : 20
192/20 + 58/20 + 10/20 =
250/20 + 10/20 =
260/20 = 13/1 = 13
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Jawaban:
1. 587/120
2. 93/48
3. 7/9
4. 16 7/8 Pecahan campuran
5. 13
Penjelasan dengan langkah-langkah:
1.
37/40 + 29/30 + 9/3 =
KPK:
40 : 40, 80, 120
30 : 30, 60, 90, 120
3 × 40 = 120
111/120 + 116/120 + 360/120 =
227/120 + 360/120 =
587/120
2.
15/24 + 39/48 + 6/12 =
KPK:
24 : 24, 48
48 : 48
12 : 12, 24, 36, 48
30/48 + 39/48 + 24/48 =
69/48 + 24/48 =
93/48
3.
22/36 + 7/18 - 2/9 =
KPK:
36 : 36
18 : 18, 36
9 : 9, 18, 27, 36
22/36 + 14/36 - 8/36 =
36/36 - 8/36 =
28/36 = 7/9 Disederhanakan, sama-sama dibagi 4
4.
35/4 + 29/8 + 72/16
KPK:
4 : 4, 8, 12, 16
8 : 8, 16
16 : 16
140/16 + 58/16 + 72/16 =
198/16 + 72/16 =
270/16 = 16 14/16 = 16 7/8 Pecahan campuran
5.
48/5 + 29/10 + 10/20 =
KPK:
5 : 5, 10, 15, 20
10 : 10, 20
20 : 20
192/20 + 58/20 + 10/20 =
250/20 + 10/20 =
260/20 = 13/1 = 13