Year 2 Lesson Plan 7 - Rounding and the circle

  1. (5 min) Mental Math
    1. Find 50% of 700, add 50, now divide by 10 [40]
    2. Start with 1/2; add 7 and 5/10; now subtract 3 [5]
    3. Find the decimal equivalent of 3/4; subtract .05; now add .3 [1]
    4. Find the perimeter of a regular hexagon with 8 cm sides [48 cm]
    5. Is there a remainder when you divide 4,356 by 5? [yes]

  2. (5 min) Review of selected problems from lesson 6 (no more than 3 problems)

  3. (10 min) Rounding
    Pass out the rounding handout and follow the discussion there. Have the students do the 4 problems on that handout.
  4. (10 min) The circle
    Pass out the circle handout and follow the discussion there. Have the students do the problems on that handout.
  5. (Remainder of class) In-class exercise

  6. Hand out homework as students successfully complete the in-class exercise.