I. From the final word problems in the "Adding and Subtracting Fractions" chapter of the 5th grade Math Trailblazers Student Guide, p. 184:
Friday, September 17, 2010
Shannon's mother spends 1/3 of her monthly salary on rent (which includes heat). Groceries for the month and her car payment add up to about 2/5 of her salary.
A. Do these bills account for about 1/2 of her salary, more than 1/2 of her salary, or all of her salary (1 whole salary)?
B. What fraction of her salary is spent after paying for rent, groceries and her car?
II. From the final word problems in the "Fractions" chapter of the 5th grade Singapore Math Primary Mathematics 5A workbook, p. 75:
Larry spent 1/2 of his his money on a camera and another 1/8 on a radio. The camera cost $120 more than the radio. How much money did he have at first?
III. Extra Credit:
A. In which problem set does a greater fraction of the challenge involve mathematical reasoning, and in which problem set does a greater fraction of the challenge involve reading comprehension?
B. Which skill is "higher level": mathematical reasoning, or reading comprehension?