use properties and find (I) -2/3 × 3/5 + 5/2 - 3/5 × 1/6
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Answer:
= 2
Step-by-step explanation:
-2/3 × 3/5 + 5/2 - 3/5 × 1/6
= [(-2×3)/(3×5)] + 5/2 - [(-3×1) / (5×6)]
= -6/15 + 5/2 - 3/30
= (-6×2/15×2) + (5×15/2×15) - 3/30
= -12/30 + 75/30 - 3/30
= (-12+ 75-3) /30
= 60/30
= 2
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