Q.1 Add :- 3mn , – 5mn , – 8mn , – 4mn​

1 thought on “Q.1 Add :- 3mn , – 5mn , – 8mn , – 4mn​”

1. Answer:

   -20mn

   Step-by-step explanation:

   = -3mn+(-5mn)+(-8mn)+(-4mn)

   = -3mn-5mn-8mn-4mn

   = -8mn-8mn-4mn

   = -16mn-4mn

   = -20mn

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