Reasoning Mind Academy: Unit Conversions
What do we measure?! What tools do we measure with?!
Think~Pair~Share
Example: We can use a ruler to measure the length of a foot.
Reasoning Mind Academy: Unit Conversions
REMEMBER: There are two systems of measurement: and .In some real-world problems, you will need to convert from one unit of measurement to another. Convert is a fancy word for
.(Example: pounds → ounces or centimeters → meters)
Key Words: length weight mass capacity time customary metric change
Reasoning Mind Academy: Unit Conversions
REMEMBER: There are two systems of measurement: customary and metric .In some real-world problems, you will need to convert from one unit of measurement to another. Convert is a fancy word for
change .(example: pounds → ounces or centimeters → meters)
Key Words: length weight mass capacity time customary metric change
Reasoning Mind Academy: Unit Conversions
Definition: The of an object tells us how long it is.
Key Words: length weight mass capacity time customary metric change
Reasoning Mind Academy: Unit Conversions
Definition: The length_ of an object tells us how long it is.
Key Words: length weight mass capacity time customary metric change
Reasoning Mind Academy: Unit Conversions
Definition: The of an object tells us how heavy it is.
Key Words: length weight mass capacity time customary metric change
Reasoning Mind Academy: Unit Conversions
Definition: The weight_ of an object tells us how heavy it is.
Key Words: length weight mass capacity time customary metric change
Reasoning Mind Academy: Unit Conversions
Definition: The of an object tells us how much matter it contains.
Key Words: length weight mass capacity time customary metric change
Reasoning Mind Academy: Unit Conversions
Definition: The mass of an object tells us how much matter it contains.
Key Words: length weight mass capacity time customary metric change
Reasoning Mind Academy: Unit Conversions
Definition: The of a container tells us how much it can hold.
Key Words: length weight mass capacity time customary metric change
Reasoning Mind Academy: Unit Conversions
Definition: The _capacity of a container tells us how much it can hold.
Key Words: length weight mass capacity time customary metric change
Reasoning Mind Academy: Unit Conversions
REMEMBER: Time can be measured in _________periods or periods.
Key Words: length weight mass capacity time customary metric change
Reasoning Mind Academy: Unit Conversions
REMEMBER: Time can be measured in __long__ periods or short _ periods.
Long Periods Short Periods
Months Seconds
Years Minutes
Centuries Hours
Reasoning Mind Academy: Unit Conversion
Just Remember two basic rules: 1) To convert from a LARGER unit to a smaller unit, .
2) To convert from a smaller unit to a LARGER unit, .
“Big to small, multiply them all. Small to big, divide you did!”
Reasoning Mind Academy: Unit Conversion
Just Remember two basic rules: 1) To convert from a LARGER unit to a smaller unit, multiply .
2) To convert from a smaller unit to a LARGER unit, divide .
“Big to small, multiply them all. Small to big, divide you did!”
Reasoning Mind Academy: Unit Conversion
Great! So, how do we actually convert?!Step 1: Write your .(Which unit did they give me? Which unit am I missing?)Step 2: the conversion on your STAAR formula chart. Step 3: Make a using the conversion formula. (Hint: “T”)Step 4: if you need to go from small → LARGE or LARGE →small.Step 5: or .Step 6: Write your in your answer!
Reasoning Mind Academy: Unit Conversion
Great! So, how do we actually convert?!Step 1: Write your __information .(Which unit did they give me? Which unit am I missing?)Step 2: Find the conversion on your STAAR formula chart. Step 3: Make a t-chart/table using the conversion formula. (Hint: “T”)Step 4: Decide if you need to go from small → LARGE or LARGE →small.Step 5: Multiply or divide .Step 6: Write your __units in your answer!
Reasoning Mind Academy: Unit Conversion
Example 1) On a baseball field, the distance from home plate to first base is 90 feet. How many yards is it from home plate to first base?
Remember: Big to small, multiply them all. Small to big, divide you did!Using your steps written in your notebook, what would we do to find our answer?
Reasoning Mind Academy: Unit Conversion
Example 1) On a baseball field, the distance from home plate to first base is 90 feet. How many yards is it from home plate to first base?
Step 1- Write your information.
-Which unit did they give me? Feet
-Which unit am I missing? Yards
Reasoning Mind Academy: Unit Conversion
Example 1) On a baseball field, the distance from home plate to first base is 90 feet. How many yards is it from home plate to first base?
Step 2- Find the conversion on your STAAR formula chart.
3 feet= 1 yard(s)
1 yard(s) = 3 feet
Reasoning Mind Academy: Unit Conversion
Example 1) On a baseball field, the distance from home plate to first base is 90 feet. How many yards is it from home plate to first base?
Step 3- Make a t-chart/table using the conversion formula
Feet Yards
3 1 90 ?
Reasoning Mind Academy: Unit Conversion
Example 1) On a baseball field, the distance from home plate to first base is 90 feet. How many yards is it from home plate to first base?
Step 4- Decide if you need to go from small → LARGE or LARGE →small.
small → LARGE
Reasoning Mind Academy: Unit Conversion
Example 1) On a baseball field, the distance from home plate to first base is 90 feet. How many yards is it from home plate to first base?
Step 5- Multiply or divide.
Feet Yards
3 1 90
÷ 3 ÷ 3 30
Reasoning Mind Academy: Unit Conversion
Example 1) On a baseball field, the distance from home plate to first base is 90 feet. How many yards is it from home plate to first base?
Step 6- Write your units in your answer.
90 ft. = 30 yd.It is 30 yards from home plate to first base.
Remember: Big to small, multiply them all. Small to big, divide you did!
Reasoning Mind Academy: Unit Conversion
Ex 2) Length: 2 mi = yds
Ex 3) Length:
800 m = km
Remember: Big to small, multiply them all. Small to big, divide you did!
Reasoning Mind Academy: Unit Conversion
Ex 2) Length: 2 mi = ____3,520 yds
Ex 3) Length:
800 m = 800,000 km
Remember: Big to small, multiply them all. Small to big, divide you did!
Reasoning Mind Academy: Unit Conversion
Ex 4) Capacity: 12 gal = c
Ex 5) Capacity:
37,000 mL = L
Remember: Big to small, multiply them all. Small to big, divide you did!
Reasoning Mind Academy: Unit Conversion
Ex 4) Capacity: 12 gal = 192 c
Ex 5) Capacity:
37,000 mL = 37 L
Remember: Big to small, multiply them all. Small to big, divide you did!
Reasoning Mind Academy: Unit Conversion
Ex 6) Weight : 16,000 lbs = T
Ex 7) Mass:
18 kg = g
Remember: Big to small, multiply them all. Small to big, divide you did!
Reasoning Mind Academy: Unit Conversion
Ex 6) Weight/Mass: 16,000 lbs. = 8 T
Ex 7) Weight/Mass:
18 kg = 18,000 g
Remember: Big to small, multiply them all. Small to big, divide you did!
Reasoning Mind Academy: Unit Conversion
Ex 8) Time: 84 d = wks
Ex 9) Time:
5 yrs = mos
Remember: Big to small, multiply them all. Small to big, divide you did!
Reasoning Mind Academy: Unit Conversion
Ex 8) Time: 84 d = 12 wks
Ex 9) Time:
5 yrs = 60 mos
Remember: Big to small, multiply them all. Small to big, divide you did!
Reasoning Mind Academy: Unit Conversion
Example 10) There are 15 students in a science class. Each student will need 125 mL of pond water. There are 2 L of pond water in the science kit for the whole class to use. If each student receives how much they need for the experiment, how many milliliters of the pond water will be left over?
Remember: Big to small, multiply them all. Small to big, divide you did!
Reasoning Mind Academy: Unit Conversion
Example 10) There are 15 students in a science class. Each student will need 125 mL of pond water. There are 2 L of pond water in the science kit for the whole class to use. If each student receives how much they need for an experiment, how many milliliters of the pond water will be left over? 15 • 125 mL = 1,875 mL2L = 2,000 mL2,000 mL - 1,875 mL = 125 mL
Remember: Big to small, multiply them all. Small to big, divide you did!