Question
Archie had some pens. He gave 56 of his pens to Liam and bought 4 new pens. After that, he gave 25 of his remaining pens to his sister and bought another 7 new pens. In the end, Archie had 28 pens.
  1. How many pens did Archie give to his sister?
  2. How many pens did Archie have at first?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Archie had some pens. He gave 56 of his pens to Liam and bought 4 new pens. After that, he gave 25 of his remaining pens to his sister and bought another 7 new pens. In the end, Archie had 28 pens.
  1. How many pens did Archie give to his sister?
  2. How many pens did Archie have at first?