1.   Estimate × 28.
    A. 9 B. 18
    C. 14 D. 7
    Hint

  2.   Jamie needs to bake batches of brownies. If the recipe for a batch calls for cups of sugar, about how many cups of sugar are needed?
    A. 2 cups B. 4 cups
    C. 6 cups D. 3 cups
    Hint

  3.   Estimate
    A. 6 B. 7
    C. 9 D. 8
    Hint

  4.   Estimate
    A. 17 B. 18
    C. 16 D. 15
    Hint

  5.   Estimate .
    A. 12 B. 18
    C. 10 D. 24
    Hint