Which subtraction sentence matches the fact family?9, 2, 11: . Which facts are related: . 2, 4, 6, _____: 8. What two numbers are missing 2, ____, 6,____, 10 : 4 and 8. 35, 45, 55, 65, 75: counting by 10. what does equal groups mean: there will be the same number of objects in a group. How many more to make 10: 6. Which number sentence is NOT part of the fact family:17, 8, and 9: