4 4/9+5 2/6=…. 1 4/12+2 7/8=… 1 3/7+2 2/5+4/10=… 2 2/4+5/3+3/8=…

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4 4/9+5 2/6=….
1 4/12+2 7/8=…
1 3/7+2 2/5+4/10=…
2 2/4+5/3+3/8=…

Jawab:

1) 4 4/9 + 5 2/6 = 40/9 + 32/6
= 240/54 +288/54
= 528/54 = 9 42/54

2) 1 4/12 + 2 7/8 = 16/12 + 23/8
= 32/24 + 69/24
= 101/24 = 4 5/24

3) 1 3/7 + 2 2/5 + 4/10 = 10/7 + 12/5 + 4/10
= 100/70 + 168/70 + 28/70
= 296/70 = 4 16/70

4) 2 2/4 + 5/3 + 3/8 = 10/4 + 5/3 + 3/8
= 60/24 + 40/24 + 9/24
= 109/24 = 4 13/24

Semoga membantu,,

1. 176/18= 88/9= 9 7/9

2. 77/24= 3 5/24

3. 226/70= 3 16/70

4. 61/24= 2 13/24