McGraw Hill Math Grade 3 Chapter 9 Lesson 7 Answer Key Estimating and Weighing in Ounces and Pounds

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McGraw-Hill Math Grade 3 Answer Key Chapter 9 Lesson 7 Estimating and Weighing in Ounces and Pounds

Estimate

Place a check mark beside the better estimate of each object’s weight.

Question 1.
McGraw Hill Math Grade 3 Chapter 9 Lesson 7 Answer Key Estimating and Weighing in Ounces and Pounds 1
__________ 1 lb
__________ 1 oz
Answer:
The estimated weight of the object is 1 lb.

Question 2.
McGraw Hill Math Grade 3 Chapter 9 Lesson 7 Answer Key Estimating and Weighing in Ounces and Pounds 2
__________ 3 oz
__________ 3 lb
Answer:
The estimated weight of the object is 3 oz.

Question 3.
McGraw Hill Math Grade 3 Chapter 9 Lesson 7 Answer Key Estimating and Weighing in Ounces and Pounds 3
__________ 500 oz
__________ 155 lb
Answer:
The estimated weight of the object is 155 lb.

Question 4.
McGraw Hill Math Grade 3 Chapter 9 Lesson 7 Answer Key Estimating and Weighing in Ounces and Pounds 4
__________ 10 lb
__________ 14 oz
Answer:
The estimated weight of the object is 14 oz.

Question 5.
Which weighs more: 16 ounces of feathers or 1 pound of marbles? Explain.
Answer:
1 pound = 16 ounces
So, the weight of 16 ounces of feathers and 1 pound of marbles are the same.

Question 6.
How many pounds do you think a pair of your shoes weigh? Write your estimate. If possible, check your estimate using a scale. Write the number of pounds.
Estimate: ________ lb
Measurement: _______ lb
Answer:
The estimated weight of pair of shoes is 1.5 lbs
The actual weight of pair of shoes is 2 lbs.

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