(1) (+2) × (+5)
(2) (+3) × (-8)
(3) (-4) × (+9)
(4) (-6) × (-7)
(5) 2 × (-6) × (+10)
(6) -3 × 8 × (-2)
1 Perkalian
Jawab:
1. 10
2. -24
3. -36
4. 42
5. -120
6. 48
1. (+2) × (+5)
- 10✓
…
2. (+3) × (-8)
- -24✓
…
3. (-4) × (+9)
- -36✓
…
4. (-6) × (-7)
- -42✓
…
5. 2 × (-6) × (10)
(-12) × 10
- -120✓
…
6. -3 × 8 × (-2)
-24 × (-2)
- 48✓
…
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