Candy Bar Capers

You and your friends, Mark and Tammy, each have a candy bar. Mark has eaten ½ of his candy bar, while Tammy has eaten ¾ of

her bar. You have eaten 5/8 of your candy bar. Mark claims if you put the leftover parts of the 3 candy bars

together, it will be more than a whole candy bar. Tammy disagrees.

Which of your friends is correct? Use fraction bars, numbers, words, and pictures to explain how

you know.

* Use a large sheet of paper or the attached organizer to record your math thinking.

Where are the cookies?

Mrs. Jones left a tray of cookies on the counter early one morning. Her oldest son Alan was hungry and decided to take

1/3 of the cookies to school. Later that afternoon, her daughter Betsy ate ¼ of the remaining cookies. After dinner, her youngest son Chris at ½ of the cookies remaining. The next morning, Mrs. Jones found the tray with only 6 cookies left. How many cookies were on the tray when Mrs. Jones first left them on the counter?

Justify your thinking using pictures, numbers, and words.

* Use counters with a large sheet of paper or the attached organizer.

Decimals Fractions

Place each number on the line below. Use the attached numbers to help order from least to greatest.

¾ 0.625 7/50 0.85 2/5 0.9

0.33 88/100 0.125 9/1000 0.25 4/25

Go to next page for questions.

1. Explain how you decided which number was the least.

Explain how you decided which number was the greatest.

2. Which number is closest to ½? Explain how you figured this out.

3. Add a number of your choice to the line. Which number did you choose? Explain where you

placed it on the line.

1. Explain how you decided which number was the least._____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

Explain how you decided which number was the greatest._____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

2. Which number is closest to ½? Explain how you figured this out._____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

3. Add a number of your choice to the line. Which number did you choose? Explain where you placed it on the line.

_____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

¾ 0.625 7/50 0.85 2/5 0.9

0.33 88/100 0.125 9/1000 0.25 4/25

Number Cards

Pattern Block Area Fraction PuzzlesUse pattern blocks to solve each of the area fraction puzzles

below. Draw each solution on pattern block paper. Label each color with its fraction of the whole shape. Record the number of

each type of pattern block used in each picture.

1. Build a parallelogram with an area 1/3 green, 1/3 blue, and 1/3 red.

2. Build a parallelogram with an area 1/8 green, ½ yellow, 1/8 red, and ¼ blue.

3. Build a trapezoid with an area 1/10 green and 9/10 red.

4. Rebuild each of the puzzles above in a different way.

5. Explain why it is NOT possible to build a parallelogram with an area ½ yellow, 1/3 green, and ¼ blue.

Pattern Block Recording SheetRecord the number of pattern blocks used in each area fraction puzzle.

Picture Number

Green Triangle

Blue Rhombus

Red Trapezoid

Yellow Hexagon Total

1

2

3

Rebuild 1

Rebuild 2

Rebuild 3

5. Why it is NOT possible to build a parallelogram with an area ½ yellow, 1/3 green, and ¼ blue? ______________________________________________________________________________________________________________________________________________

Use the triangle pattern block paper attached to record your picture solutions. Use 1 sheet for each puzzle.