Matematika Q.[tex] \frac{2}{5} \: + \: \frac{8}{10} \: = [/tex]#no copas#ngasal report​

trevionterryulv – March 13, 2023

Q.

[tex] \frac{2}{5} \: + \: \frac{8}{10} \: = [/tex]


#no copas
#ngasal report​

Kelipatan 5 = 5, 10

Kelipatan 10 = 10, 20

Kelipatan dari 5 dan 10 = 10

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[tex]{\sf{1.) \: \frac{2}{5} \: + \: \frac{8}{10} }}[/tex]

[tex]{\sf{ = \: \frac{4 \: + \: 8}{10} \: ( \: cari \: kelipatan \: dari\: 5 \: dan \: 10 \: ) \: }}[/tex]

[tex]{\bf{ = \: \frac{12}{10} }}[/tex]

[tex]{\sf{ = \: \frac{12 \: \div \: 2}{10 \: \div \: 2} }}[/tex]

[tex]{\bf{ = \: \frac{6}{5} }}[/tex]

[tex]\boxed{\sf{{ \bf{ = \: 1 \: \frac{1}{5} }}}}[/tex]

Penjelasan dengan langkah-langkah:

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[tex] \frac{2}{5} + \frac{8}{10} \\ [/tex]

[tex] = \frac{(2 \times 10) + (5 \times 8)}{5 \times 10} \\ [/tex]

[tex] = \frac{20 + 40}{50} \\ [/tex]

[tex] = \frac{60}{50} = \frac{12}{10} \\ [/tex]

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