1.   1.Which fraction modeled below rounds to 1 when rounding to the nearest ?
    A. B.
    C. D.
    Hint

  2.   Estimate .
    A. 36 B. 40
    C. 27 D. 30
    Hint

  3.   About how many -inch ribbons can a seamstress cut from a 36-inch ribbon?
    A. 6 B. 7
    C. 5 D. 4
    Hint

  4.   Estimate × 21.
    A. 16 B. 15
    C. 11 D. 28
    Hint

  5.   Estimate ÷ .
    A. 2 B. 0
    C. D. 1
    Hint



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