 
 <prompt> Libby ta samu 160 quarters a cikin takalmi na ita. Ta bukaci a baya $35 don dauki fuskarta ta yarinya da ta kasance ta kare. Bayan dauka fuskarta, yaya quarters zata samu Libby? <response>: Akalla akwatin akwatin a kowace dala, don haka $35 x 4 = 140 akwatin.
Libby ta kunna 160 akwatin - 140 akwatin don kara yarinya = 20 akwatin da aka baki.

Sami kalmar sa: 20. 