Erica stands next to a big touch screen that shows a colourful metric bar. She is in her twenties with has long straight brown hair. She wears a blue T-shirt with a print that reads "Home Work Zone."

Erica says HI THERE,
TVO KIDS!
I'M TEACHER
ERICA.
YESTERDAY,
I TOOK A WALK
FROM MY HOUSE
TO THE
LIBRARY,
WHICH WAS A TOTAL
DISTANCE
OF 38
METRES.
WELL, I'D LIKE
TO FIND OUT
HOW MANY
KILOMETRES
THAT IS.
IN ORDER
TO DO THAT,
WE'LL NEED TO
PERFORM A
METRIC
CONVERSION.
OVER HERE, IN
OUR CHART,
YOU'VE GOT
SEVEN UNITS
OF MEASURE, FROM
THE SMALLEST:
WE'VE GOT
MILLIMETRES,
CENTIMETRES,
DECIMETRES,
METRES,
DECAMETRES,
HECTOMETRES AND
ALL THE WAY
TO OUR BIGGEST
UNIT OF MEASURE -
KILOMETRES.
THEY'RE DISPLAYED
ON SOMETHING
THAT I
LIKE TO CALL
A HOPSCOTCH CHART
BECAUSE
YOU EITHER
TAKE STEPS OR SKIPS
TO DIFFERENT UNITS
OF MEASURE.
WELL LET'S TRY
AN EXAMPLE TOGETHER.
OVER HERE, I'VE
GOT 38 METRES,
AND I'D LIKE
TO FIND OUT HOW
MANY KILOMETRES
THAT IS.
IN ORDER
TO DO THAT,
WE ARE GOING TO
START ON
THE METRES
UNIT OF MEASURE.
WE'RE GOING
TO TAKE
ONE,
TWO, THREE...
STEPS TO THE
RIGHT.

Using a blue marker, she draws three curved lines joined together.

She continues TO PERFORM
A CONVERSION,
I LIKE TO
REMEMBER
THIS
LITTLE TRICK.
WE MOVE THE
SAME NUMBER
OF STEPS
OR SKIPS,
BUT IN THE OPPOSITE
DIRECTION.
SO SINCE
WE MOVE THREE
TO THE
RIGHT,
I'M GOING TO
TAKE MY DECIMAL
AND GO THREE
TO THE LEFT.
ONE, TWO,
THREE.
AND IN MY
EMPTY SPOT,
I HAVE TO PUT A
ZERO BECAUSE
IT REPRESENTS
A PLACE VALUE.

She adds a 0 in front of the number 38.

She continues SO NOW I'VE
GOT
0.038 KILOMETERS
OR 38
THOUSANDTHS
OF A KILOMETRE.
SO JUST
TO SUM UP,
WHENEVER WE'RE
PERFORMING
A METRIC
CONVERSION,
WE NEED TO START
AT THE UNIT
OF MEASURE
WE'RE GIVEN,
TAKE A HOP, STEP
OR SKIP TO THE
UNIT THAT
WE'RE LOOKING FOR,
AND MOVE THE
DECIMAL
IN THE
OPPOSITE DIRECTION.
NOW YOU'VE
DONE IT.
IF YOU
DIDN'T KNOW BEFORE,
NOW YOU KNOW HOW
TO PERFORM
A METRIC
CONVERSION.

She smiles and waves at the camera saying TAKE CARE
FOR NOW,
I'M
TEACHER ERICA.