1. Colin bought t marbles. Peter bought 29 marbles less than Colin. How many marbles did Peter buy?   29 − t   t − 29   29   t + 29   Hint Half-n-half Clue   2. Debbie bought f pencils. Sharon bought 6 pencils more than Debbie. How many pencils did Sharon buy?   6   f  + 6   f − 6   6 − f   Half-n-half Clue   3. Debbie lost 10 marbles. She had g marbles. How many marbles does Debbie have now?   10 − g   g − 10   10   g + 10   Half-n-half Clue   4. Colin borrowed 9 golf balls from Peter. Peter had d golf balls. How many golf balls does Peter have now?   d − 9   9   9 − d   d + 9   Half-n-half Clue   5. Debbie scored 11 extra credit points than Peter. Peter scored h credit points. How many credit points did Debbie score?   h   h − 11   11 − h   h + 11   Half-n-half Clue   6. Colin scored 8 fewer credit points than Peter. Peter scored p credit points. How many credit points did Colin score?   8 − p   p + 8   p − 8   8   Half-n-half Clue   7. There were 18 dolls in a box. k dolls were taken away. How many dolls are left in the box now?   k + 18   18 − k   18   k − 18   Half-n-half Clue