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Pattern Blocks. If what is. 1. +. =. ,. 4. ?. +. http://math.rice.edu/~lanius/Patterns/. Pattern Blocks. If what is. 1. +. =. ,. ?. http://math.rice.edu/~lanius/Patterns/. Fractions. Here is ¾ of a shape: Show how the whole shape might look:.
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Pattern Blocks If what is 1 + = , 4 ? + http://math.rice.edu/~lanius/Patterns/
Pattern Blocks If what is 1 + = , ? http://math.rice.edu/~lanius/Patterns/
Fractions Here is ¾ of a shape: Show how the whole shape might look: Bridges to Classroom Mathematics
Fractions Here is 3/2 of a shape: How might ½ the shape look? How might the whole shape look? Bridges to Classroom Mathematics
Fractions with Pattern Blocks Build a triangle that is 1/3 green and 2/3 red. Build a triangle that is 2/3 red, 1/9 green, and 2/9 blue.
Fractions with Pattern Blocks Using ten shapes total (red, blue, yellow, green), create one larger shape. If the total area of the shape created is 1, then what are the fractional areas of each piece?
Practice Reena has 4 candies left. If those candies are 2/3 of the number she had before she started eating them, what was her original number? 6 candies Lamon, S. (2008). Teaching Fractions and Ratios for Understanding
Fractions Revisited Jose spent ⅖ of his money on a CD. The CD cost $12. How much money did he have at first?
Fair Share How do you divide 4 cookies among 6 people evenly?
Brownie Problem I invited 8 people to a party (including me), and I had only 3 brownies. How much did each person get if everyone got a fair share? We were still really hungry, and I finally found 2 more brownies in the bottom of the cookie jar. They were kind of stale, but we ate them anyway. This time how much brownie did each person get? How much brownie had each person eaten altogether? http://www.terc.edu/ourwork/elementarymath.html
Comparing Fraction Which is greater, ¾ or 2/7? Think in terms of cookies and people. Yesterday we had 3 cookies for 4 people. Today we have fewer cookies and more people. Of course each person will get less. 2/7 < 3/4 Lamon, S. (2008). Teaching Fractions and Ratios for Understanding
Comparing Fractions Compare ⅚ and ¾. Now you try: • Compare ⅝ and 8/12, using the Egyptian Method