How To Remove The Percentage From Google Charts Tooltip
For Example i want remove 33.33% from this tooltip only show the value 
To display percentage values as labels on a pie chart On the design surface, right-click on the pie and select Show Data Labels. The data labels should appear within each slice on the pie chart.
Set tooltip.text to value. See gogle docs pie chart. For example:
var options = {
'title': 'Pie chart title',
'width': 800,
'height': 600,
'is3D': false,
tooltip: {
text: 'value'
}
};
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