Child, insert 6 photos per page, and use 32×6= 192, which means that one photo can insert so many photos, and then use 192×5=960 photos, and 960 photos is more than 900, which is enough. The simple operation is:
32×6×5
= 192×5
=960 sheets (sheets)
960 sheets > 900 sheets
A: Five albums are enough.