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Verified answer
1/9 - 1= 1/9 - 9/9
= -8/9
1 =diganti dengan 1 per satu(1 per 1=1 juga kan!)
berarti jawabannya:
1 per 9 dikurang 1 per 1 =
cari kpk dari 9 dan 1 = 9
berarti 1 per 9 dikurang 1 per 9 =
(9÷9)×1 - (9÷1)×1
1 × 1 - 9 × 1
1 - 9
-8/9
maaf kalo salah☺☺masih latihan