CCGPS Coordinate Algebra Day 2 UNIT QUESTION: Why is it important to understand the relationship between quantities? Standard: MCC9-12.N.Q.1-3, MCC9-12.A.SSE.1, MCC9-12.A.CED.1- 4 Today’s Question: How can you use units to understand problems and guide the solution of Created by: Hillgrove High School Adopted by: Thomas County Central High School

CCGPS Coordinate Algebra Day 2 UNIT QUESTION: Why is it important to understand the relationship between quantities? Standard: MCC9-12.N.Q.1-3, MCC9-12.A.SSE.1,

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CCGPS Coordinate AlgebraDay 2

UNIT QUESTION: Why is it important to understand the relationship between quantities?Standard: MCC9-12.N.Q.1-3, MCC9-12.A.SSE.1, MCC9-12.A.CED.1-4

Today’s Question:How can you use units to understand problems and guide the solution of proportions?Standard: MCC9-12.N.Q.1 and N.Q.2Created by: Hillgrove High School

Adopted by: Thomas County Central High School

Page 2: CCGPS Coordinate Algebra Day 2 UNIT QUESTION: Why is it important to understand the relationship between quantities? Standard: MCC9-12.N.Q.1-3, MCC9-12.A.SSE.1,

Dimensional Analysis Notes

Created by: Hillgrove High School Adopted by: Thomas County Central

High School

Page 3: CCGPS Coordinate Algebra Day 2 UNIT QUESTION: Why is it important to understand the relationship between quantities? Standard: MCC9-12.N.Q.1-3, MCC9-12.A.SSE.1,

Dimensional Analysis Notes

Created by: Hillgrove High School Adopted by: Thomas County Central

High School

Page 4: CCGPS Coordinate Algebra Day 2 UNIT QUESTION: Why is it important to understand the relationship between quantities? Standard: MCC9-12.N.Q.1-3, MCC9-12.A.SSE.1,

Example 1

1. Bob studied for 2.5 hrs. How many minutes did

he study for?

Initial unit = hr. Final unit = _______

Created by: Hillgrove High School Adopted by: Thomas County Central

High School

Page 5: CCGPS Coordinate Algebra Day 2 UNIT QUESTION: Why is it important to understand the relationship between quantities? Standard: MCC9-12.N.Q.1-3, MCC9-12.A.SSE.1,

How many minutes are in 2.5 hours?

Initial unit 2.5 hr Conversion Final factor unit2.5 hr x 60 min = 150 min 1 hr

cancel Answer (2 SF)

Created by: Hillgrove High School Adopted by: Thomas County Central

High School

Page 6: CCGPS Coordinate Algebra Day 2 UNIT QUESTION: Why is it important to understand the relationship between quantities? Standard: MCC9-12.N.Q.1-3, MCC9-12.A.SSE.1,

Example 2

How many seconds are in 1.4 days?

Unit plan: days hr min seconds

1.4 days x 24 hr x ?? 1 day

Created by: Hillgrove High School Adopted by: Thomas County Central

High School

Page 7: CCGPS Coordinate Algebra Day 2 UNIT QUESTION: Why is it important to understand the relationship between quantities? Standard: MCC9-12.N.Q.1-3, MCC9-12.A.SSE.1,

Solution

Unit plan: days hr min seconds

1.4 day x 24 hr x 60 min x 60 sec 1 day 1 hr 1 min

= 120,960 sec

Created by: Hillgrove High School Adopted by: Thomas County Central

High School

Page 8: CCGPS Coordinate Algebra Day 2 UNIT QUESTION: Why is it important to understand the relationship between quantities? Standard: MCC9-12.N.Q.1-3, MCC9-12.A.SSE.1,

Example 3

John Isner serves 140 miles per hour. How fast is that feet per second?

Created by: Hillgrove High School Adopted by: Thomas County Central

High School

Page 9: CCGPS Coordinate Algebra Day 2 UNIT QUESTION: Why is it important to understand the relationship between quantities? Standard: MCC9-12.N.Q.1-3, MCC9-12.A.SSE.1,

Solution

140 miles x 5,280 ft. x 1 hr x 1 min = 1 hr 1 mile 60 min 60 sec.

= 205.3 ft/sec.

Created by: Hillgrove High School Adopted by: Thomas County Central

High School

Page 10: CCGPS Coordinate Algebra Day 2 UNIT QUESTION: Why is it important to understand the relationship between quantities? Standard: MCC9-12.N.Q.1-3, MCC9-12.A.SSE.1,

Example 4

If a 3 day boating trip covers 150 miles and you are boating 5 hours a day, how many miles must you boat each hour?

10 miles per hour

Created by: Hillgrove High School Adopted by: Thomas County Central

High School

Page 11: CCGPS Coordinate Algebra Day 2 UNIT QUESTION: Why is it important to understand the relationship between quantities? Standard: MCC9-12.N.Q.1-3, MCC9-12.A.SSE.1,

Solving Literal Equations Notes

Created by: Hillgrove High School Adopted by: Thomas County Central

High School

Page 12: CCGPS Coordinate Algebra Day 2 UNIT QUESTION: Why is it important to understand the relationship between quantities? Standard: MCC9-12.N.Q.1-3, MCC9-12.A.SSE.1,

Solving Literal Equations Notes

Created by: Hillgrove High School Adopted by: Thomas County Central

High School

Page 13: CCGPS Coordinate Algebra Day 2 UNIT QUESTION: Why is it important to understand the relationship between quantities? Standard: MCC9-12.N.Q.1-3, MCC9-12.A.SSE.1,

CW/HWCW/HWLiteral Equations &

Dimensional Analysis WS

Created by: Hillgrove High School Adopted by: Thomas County Central

High School

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