Charles can earn $9 while Mary earns $4: how many dollars will Charles earn while Mary earns $28?
If 6 apples are worth 18 cents, how many apples must be given for 5 oranges, worth 6 cents each?
You can see by the above examples that their numbers for computation their problem are not handed to them on a silver platter. The student is taught to find the formula on his own before a solution can be realized thereby bringing forth the reasoning of which I spoke of earlier. The preface to the book has this to say:
"When properly taught, it is one of the most useful and interesting studies in which pupils can engage. By its study, the pupil is taught to reason, to analyze, to think for himself; while it imparts confidence in his reasoning powers, and strengthens the mental faculties."
For these reasons and more is why I choose Rays! I just hope I can keep this copy of the New Intellectual Arithmetic in good enough shape to last through the rest of my kiddos!