1/5 + 4 1/4 - 2/5 =?
pakai cara
pakai cara
Penjelasan dengan langkah-langkah:
1/5 + 4 1/4 - 2/5 =
= 4 9/20 - 2/5
= 89/20 - 2/5
= 89/20 - 8/20
= 81/20
= 4 1/20.
[tex] \frac{1}{5} + 4 \frac{1}{4} - \frac{2}{5} \\ = \frac{1}{5} + \frac{17}{4} - \frac{2}{5} \\ = \frac{4 + 85 - 8}{20} \\ = \frac{81}{20} = 4 \frac{1}{20} [/tex]
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