Question

11.61mL+19.520mL
19.670mL-16.5mL
4.7mL+7.507mL
Answered by GPT 3.5
11.61mL + 19.520mL = 31.13mL
19.670mL - 16.5mL = 3.17mL
4.7mL + 7.507mL = 12.207mL