1. Adam bought t marbles. Colin bought 28 marbles less than Adam. How many marbles did Colin buy?   t + 28   28 − t   t − 28   28   Hint Half-n-half Clue   2. Annie bought f pencils. Maria bought 11 pencils more than Annie. How many pencils did Maria buy?   f − 11   11   11 − f   f  + 11   Half-n-half Clue   3. Annie lost 8 marbles. She had g marbles. How many marbles does Annie have now?   8 − g   g − 8   8   g + 8   Half-n-half Clue   4. Adam borrowed 12 golf balls from Colin. Colin had d golf balls. How many golf balls does Colin have now?   12 − d   d − 12   12   d + 12   Half-n-half Clue   5. Annie scored 8 extra credit points than Colin. Colin scored h credit points. How many credit points did Annie score?   h − 8   8 − h   h + 8   h   Half-n-half Clue   6. Adam scored 4 fewer credit points than Colin. Colin scored p credit points. How many credit points did Adam score?   4   p + 4   4 − p   p − 4   Half-n-half Clue   7. There were 32 dolls in a box. k dolls were taken away. How many dolls are left in the box now?   k − 32   32   k + 32   32 − k   Half-n-half Clue