PEGS Science Lab Bags: Fraction Rings: TIME Lab

Fraction Ring TIME Lab

To Start:

Directions:

1. Carefully place the items in the bag on your desk.

2. Make sure you have your spiral and a pencil.

3. Separate the colors of the fraction circles. Find the 1/2, 1/3, 1/4, 1/6, and 1/8 pieces.

4. Review fractions here:

5. Do the problems on the sheet.

6. Glue into your journal.

Fraction Rings – Time

Find the time ring. Put in each piece and record in how many minutes each fraction equals:

¼ of an hour = ________minutes

½ of an hour = ________minutes

1/3 of an hour = ________minutes

1/6 of an hour = ________minutes

1/8 of an hour = ________minutes

2/3 of an hour = ________minutes

Now you make up 6 more:

____ of an hour = ________minutes

Now lets add fractions:

½ +2/6 = _____ minutes

½ + 1/3 = _____ minutes

¼ + 1/3 = _____minutes

2/8 + ¼ + ½ = _____ minutes

1/3 + 1/3 + 1/6 = ______minutes

Now you make 5 more:

_____ + _____ + ______ = _______minutes

REVERSE

What fractions can make this much time?

30 minutes = _________+_______________

37 minutes = ______+ ________ + _________

45 minutes = ________ + _________

55 minutes = ________ + _________

40 minutes = ________ + _________

Make some of your own:

____ minutes = _______ + _______

____ minutes = _______ + _______ + _______

Solve

If Marcia’s bedtime is 8:15 and Tony’s is 8:55, who goes to bed earlier? ______ How much earlier? _________

Use a fraction piece to show the answer. Draw the piece or pieces.

PEGS Science Lab Bags