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Hitunglah. 1. (-7) : 2 × (-4) 2. 20 × (-5) : (-1/3)

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Hitunglah.

1.     (-7) : 2 × (-4)

2.     20 × (-5) : (-1/3)

3.     6 : (-2/3) × (-5/9)

4.     2/3 : (-3/8) : 4

Pembahasan:

1.     (-7) : 2 × (-4) = 7 × ½ × 4 = 14

2.     20 × (-5) : (-1/3) = 20 × 5 × 3 = 300

3.     6 : (-2/3) × (-5/9) = 6 × 3/2 × 5/9 = 5

4.     2/3 : (-3/8) : 4 = -(2/3 × 8/3 × 1/4) = -4/9

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