N# ____ Converting Customary Units of Weight



N# ____ Converting Customary Units of Weight

SOL 6.9b and 6.10

Obj. To convert among ounces, pounds, and tons.

Steps to convert

To change a larger unit to a smaller unit, multiply.

To change a smaller unit to a larger unit, divide.

Write multiply or divide and then smaller or larger.

1. When I change pounds to tons, I ___________ because pounds are ___________ than tons.

2. When I change ounces to pounds, I _________ because ounces are ___________ than pounds.

3. When I change tons to pounds, I _________ because tons are ____________ than pounds.

4. When I change pounds to ounces, I _________ because pounds are ___________ than ounces.

Multiply or Divide to solve.

1. 4 lb. = ______ oz. 2. 2T = _______ lb.

3. 8,000 lb. = ____ T 4. 80 oz. = _____ lb.

5. 112 oz. = _____lb. 6. 5 lb. = _____ oz.

7. Describe how to change 4 lb. 7 oz. to ounces.

8. Describe how to change 3 T 62 lb. to pounds.

N#___ Converting Metric Units of Weight

Obj. To convert among grams and kilograms.

kilograms - grams

If going from kilograms to grams, move the decimal point 3 places to the right.

OR

multiply by 1,000 because kilograms are larger than grams

kilograms - grams

If going from grams to kilograms, move the decimal point 3 places to the left.

OR

divide by 1,000 because grams are smaller than kilograms

1. 45,201 g = ____________ kg 2. 8.8 kg = ____________ g

kg g kg g

3. 9,000 g = ____________ kg 4. 0.567 kg = ____________ g

kg g kg g

5. 5.122 kg = ____________ g 6. 78,000 g = ____________ kg

kg g kg g

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Don’t forget that:

1 oz. ~ highlighter

1 lb. ~ a stapler

1 T ~ a small car

You need to know that:

1 pound (lb.) = 16 ounces (oz.)

1 ton (T) = 2,000 pounds

Don’t forget that:

1 g ~ a paperclip or

a dollar bill

1 kg ~ a baseball glove or

a textbook

You need to know that:

1 kilogram (kg) = 1,000 grams (g)

“kilo” means 1000

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