From a mathematics textbook for children between six and twelve years old, published by the Islamic State’s ministry of education. The Islamic State distributed copies of the textbook to schools in Mosul, Iraq, in October, along with curricula for history, religious education, and physical education. Translated from the Arabic by Maged Mikhail.

A soldier of the Islamic State caliphate patrols for 7 hours per day. How many hours does he patrol in 285 days?

On one mission, 87 fighters are distributed equally within 3 zones. How many fighters are in each zone?

If a box has 25 pistol rounds, how…