using appropriate properties find -1/3*2/7-1/42+2/3*2/7
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Answer:
-1/3×2/7
-2/21
-2/21-1/42
-2×2/21×2-1/42
-4/42-1/42
-5/42
2/3×2/7
4/21
-5/42+4/21
-5/42+4×2/21×2
-5/42+8/42
3/42
1/14 (answer)
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