1.  Robin bought t marbles. Peter bought 28 marbles less than Robin. How many marbles did Peter buy? 

Hint
Halfnhalf Clue
 

2.  Diane bought f pencils. Sandra bought 8 pencils more than Diane. How many pencils did Sandra buy? 
 Halfnhalf Clue
 

3.  Diane lost 8 marbles. She had g marbles. How many marbles does Diane have now? 
 Halfnhalf Clue
 

4.  Robin borrowed 8 golf balls from Peter. Peter had d golf balls. How many golf balls does Peter have now? 
 Halfnhalf Clue
 

5.  Diane scored 11 extra credit points than Peter. Peter scored h credit points. How many credit points did Diane score? 
 Halfnhalf Clue
 

6.  Robin scored 9 fewer credit points than Peter. Peter scored p credit points. How many credit points did Robin score? 
 Halfnhalf Clue
 

7.  There were 21 dolls in a box. k dolls were taken away. How many dolls are left in the box now? 
 Halfnhalf Clue
 
