diff --git a/lib/spreadsheet.js b/lib/spreadsheet.js
index 7055e51..39d774d 100644
--- a/lib/spreadsheet.js
+++ b/lib/spreadsheet.js
@@ -503,13 +503,21 @@ Spreadsheet.prototype.receive = function(options, callback) {
     _.each(entries, function(entry) {
       var cell = entry['gs:cell'],
         r = cell.row,
-        c = cell.col;
+        c = cell.col,
+        cellContent = (entry.content != undefined) ? entry.content : '';
       if (!rows[r]) {
         info.totalRows++;
         rows[r] = {};
       }
-
-      rows[r][c] = util.gcell2cell(cell, options.getValues, _this.opts.useCellTextValues);
+      
+      rows[r][c] = cellContent != '' ? cellContent : util.gcell2cell(cell, options.getValues, _this.opts.useCellTextValues);
+      
+      //console.log('test: ' + rows[r][c].toString());
+      
+      if (rows[r][c].toString().charAt(0) == '=') {
+        rows[r][c] = 0;
+      }
+      
       info.lastRow =  util.num(r);
     });