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Today's Calcrostic Puzzle

ab -  cd =  ef
 - ×   × /   +
ac ×  cg = fcg
 = =   = =   =
 e × gcf = fbd
What is This? | How to Solve It?

Yesterday's Solution

260 / 130 =   2
  / -   - +   +
  2 + 128 = 130
  = =   = =   =
130 +   2 = 132