Matematika 2 2/3 + 4 3/5 - 4/15

8 8/9 - 2 1/6 - 1/2

12 5/6 - 2 1/6 - 1/2 tolong jawab semua.serta cara nya ya soalnya besok kumpul ​

2 2/3 + 4 3/5 - 4/15

8 8/9 - 2 1/6 - 1/2

12 5/6 - 2 1/6 - 1/2 tolong jawab semua.serta cara nya ya soalnya besok kumpul ​

1. 2 2/3 + 4 3/5 - 4/15

= 8/3 + 23/5 - 4/15

= 40/15 + 69/15 - 4/15

= 105/15

= 7

2. 8 8/9 - 2 1/6 - 1/2

= 80/9 - 13/6 - 1/2

= 160/18 - 39/18 - 9/18

= 121/18 - 9/18

= 112/18

= 6 14/18

= 6 2/9

3. 12 5/6 - 2 1/6 - 1/2

= 77/6 - 13/6 - 1/2

=77/6 - 13/6 - 3/6

= 64/6 - 3/6

=61/6

= 10 1/6

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