i need help with the experimental and percent error portion

i need help with the experimental and percent error portion of this table for the vector additions 1-3. We used wheel with weights but no one recorded any data what could I fill in here to be close to what the experimental values and estimated percent errors for experimental could have been .

Solution

i need help with the experimental and percent error portion of this table for the vector additions 1-3. We used wheel with weights but no one recorded any data what could I fill in here to be close to what the experimental values and estimated percent errors for experimental could have been .