soal matematika kelas VII SMP

​Bilangan cacah

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​0, 1, 2, 3,4,5,....

​Contoh bilangan caca adalah

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​contoh bilangan prima

2,3,5,7,11,13,...​

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​PECAHAN

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​Penjumlahan Pecahan

Conto : a/b + c/b = a+c/b

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​Pengurangan Pecahan

contoh : a/b-c/b = a-c/b​

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