Thinking question …

Please sit down, quietly, open you math books -working independently

Question: How many hours would it take to sing -

“Happy Birthday” - 576 times?

Possible Answer

Answer: Assume it would take approx 15 seconds to sing the “Happy Birthday” once.

15 seconds x 576 = 8640 seconds

2.4 hours (with a good voice ….)

LENGTH, VOLUME, MASS

Metric Conversion

Why Measure …?

Video – History of Measurementhttp://www.youtube.com/watch?

v=DQPQ_q59xyw

Comments …? What happens if we do not have standards?

Metric Units

How to remember (mnemonic) ?

Together

When you are changing larger units to smaller units, you must multiply and move your decimal to the right

When you are changing to smaller units to larger units, you must divide and move your decimal to the left

Group Activity

Wait until the teacher says ‘go’Partner with someone at your tableTallest person get game board and die from

Teachers desk

Move about the game board, must answer question to move forward – partner verify answer

Have to land on ‘Home’ exactly to complete game.

Group Activity

Clean up

Shortest person in the group return die to teachers desk

Other partner place any scrap paper in recycling bin

Return to you seat and sit quietly

Measurement

Name three things most appropriately measured with:

MetreCenti-metreKilo-metreMilli-metre

Why would you use: m, cm, km, mm

Home activity

Metric conversion puzzle

Worksheet

Ticket Out the Door

Did you get it …………………?

Complete and hand to teacher …