what number should added to -9/12 to get -3/45.
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Step-by-step explanation:
-9/12 + x = -3/45
-3/45 + -9/12 = x
-3x4/45x4. +. -9x15/12x15. = x. (bcz LCM)
-12/180. +. -135/180 = x
-157/180 = x
0.8
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