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Pearson Algebra 1 Common Core, 2011
PA
Pearson Algebra 1 Common Core, 2011 View details
Chapter Review
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Exercise 38 Page 155

1 pound is equal to 16 oz.

71 oz

Practice makes perfect

To convert 4 lb 7 oz to only ounces, we need to convert 4 lb to ounces and then add that to the 7 oz we already have. Converting between pounds (lb) and ounces (oz) will involve using a conversion factor. 16oz/1lbMultiplying 4lb by this conversion factor will convert it to ounces.

4 lb* 16 oz/1 lb
MoveLeftFacToNum

a*b/c= a* b/c

4 lb * 16 oz/1 lb
CrossCommonFac

Cross out common factors

4 lb* 16 oz/1 lb
SimpQuot

Simplify quotient

4 * 16 oz/1
DivByOne

a/1=a

4 * 16 oz
Multiply

Multiply

64 oz

We get the total amount of ounces by adding the original 7 ounces to 64. 64+7 = 71 oz.

Subchapter links expand_more
arrow_right Exercises p.152-156
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Exercises 7 (Page 153)
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