Matematika matematika matematika​

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Matematika matematika matematika​

Matematika matematika matematika​

Nomor 7

-12 × (23 – (-12)) + (-108)

-12 × (23 + 12) + (-108)

-12 × 35 + (-108)

-420 + (-108)

-528

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Nomor 8

-2 + 13

11

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Nomor 9

frac{1}{5} = frac{1}{5} times frac{20}{20} = frac{20}{100} = 20%

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Nomor 10

2 frac{1}{4} = frac{9}{4} = frac{9}{4} times frac{25}{25} = frac{225}{100} = 2.25

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Semoga membantu :)

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