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NUMERASI

NUMERASI

Assessment

Flashcard

•

Mathematics

•

9th Grade

•

Practice Problem

•

Hard

Created by

Marnawati Marnawati

Used 1+ times

FREE Resource

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20 questions

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1.

FLASHCARD QUESTION

Front

Bilangan bulat dan pecahan: Hitunglah hasil dari 6 - 3 × (4 + 2) ÷ 9 + 1/3.

Back

Jawaban: 4 Penjelasan: Ikuti BODMAS. Kurung dulu 4 + 2 = 6; kali 3 × 6 = 18; bagi 18 ÷ 9 = 2; kurang 6 - 2 = 4; tambah 4 + 1/3 ≈ 4,33, tapi hitung tepat: 1/3 tetap.

2.

FLASHCARD QUESTION

Front

Bilangan bulat dan pecahan: Pilih hasil yang benar dari (2/5 + 3/5) × 3 - 2. Pilihan: A) 1, B) 2, C) 3, D) 4.

Back

Jawaban: A) 1 Penjelasan: Tambah 2/5 + 3/5 = 5/5 = 1; kali 1×3=3; kurang 3-2=1.

3.

FLASHCARD QUESTION

Front

Pengukuran & satuan waktu: Ubah 4,5 kg menjadi gram.

Back

1 kg = 1000 gram; sehingga 4,5 × 1000 = 4500 gram.

4.

FLASHCARD QUESTION

Front

Pengukuran & satuan waktu: Ubah 150 menit menjadi jam.

Back

1 jam = 60 menit; sehingga 150 ÷ 60 = 2,5 jam.

5.

FLASHCARD QUESTION

Front

Bangun datar sederhana: Hitung luas segitiga dengan alas 8 cm dan tinggi 5 cm.

Back

Rumus luas = 12×alas×tinggi=12×8×5=20 cm2\frac{1}{2} \times alas \times tinggi = \frac{1}{2} \times 8 \times 5 = 20 \text{ cm}^2 .

6.

FLASHCARD QUESTION

Front

Data sederhana: Tentukan median dari data 3, 4, 4, 5, 6.

Back

Urutkan data (sudah urut); median adalah nilai tengah (posisi ke-3) = 4.

7.

FLASHCARD QUESTION

Front

Aljabar sederhana: Jika y = 4, hitung nilai 3y − 7.

Back

Substitusi y = 4: 3 \times 4 − 7 = 12 − 7 = 5.

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