Operation D
Add and subtract fractions with friendly but unlike denominators (e.g., 2 and 10) using models and symbols
Additional Prompts
21⁄4 + 1⁄8 + 11⁄2 = 37⁄8
Prove this is true by drawing a picture/model.
Identify the missing value. 1⁄2 + 1⁄4 = ? + 3⁄8
Cheryl has a special 1 cup container for her fruit smoothies. She wants to try a new recipe which calls for 1⁄4 cup of orange juice, 2⁄3 cup of fruit and 1⁄8 cup of yogurt. Will her container hold the new smoothie?
Is 3⁄4 + 6⁄7 more or less than 1? How do you know?