Kuis +50 poin [Eretsukie]

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Hasil dari pecahan berikut
a. 1/4 + 0,05
b. 2/5 x 1/3
c. 1/2 ÷ 3/4 – 2/3​

Kuis +50 poin [Eretsukie]

soal a

frac{1}{4} + 0.05 \ \ = frac{1}{4} + frac{5}{100} \ \ = frac{1}{4} + frac{1}{20} \ \ = frac{5}{20} + frac{1}{20} \ \ = frac{6}{20} \ \ = frac{3}{10}

soal b

frac{2}{5} times frac{1}{3} \ \ = frac{2 times 1}{5 times 3} \ \ = frac{2}{15}

soal c

frac{1}{2} div frac{3}{4} - frac{2}{3} \ \ = frac{1}{2} times frac{4}{3} - frac{2}{3} \ \ = frac{4}{6} - frac{2}{3} \ \ = frac{2}{3} - frac{2}{3} \ \ = frac{0}{3} \ \ = 0

  • koreksi kak

a. 0,30 atau 3/10

➡️ 1/4 + 5/100

➡️ 1×25/4×25 + 5/100

➡️ 25/100 + 5/100

➡️ 30/100 ✔️

Bentuk sederhana :

30/100 ÷ 10/10

3/10 ✔️

Bentuk desimal :

0,30 ✔️

Jadi, hasil dari 1/4 + 0,05 adalah :

✔️ 0,30

✔️ 3/10

B. 2/15

➡️ 2/5 × 1/3

➡️ 2/15 ✔️

C. 0

➡️ 1/2 ÷ 3/4 – 2/3​

➡️ 1/2 × 4/3 – 2/3

➡️ 4/6 – 2/3

➡️ 4/6 – 2×2/3×2

➡️ 4/6 – 4/6

➡️ 0/6

➡️ 0 ✔️

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