Need help with calculations part of this pippet lab measurments

Calculate the true weights delivered for the 10-mL pipet for all 3 trials (follow example on page V.2)

weights of bottles without water

1.) 15.3148 g

2.) 14.8768g

3.) 15.1088g

temperatures of water

22.4 celcius for all three

weights after water

1.) 25.2107g

2.) 24.7895g

3.) 25.0010g