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7th grade (Illustrative Mathematics)

Course: 7th grade (Illustrative Mathematics) > Unit 2

Lesson 3: Lesson 4: Proportional relationships and equations
Math
7th grade (Illustrative Mathematics)
Unit 2: Introducing proportional relationships
Lesson 4: Proportional relationships and equations
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Constant of proportionality from tables (with equations)

CCSS.Math: 7.RP.A.2, 7.RP.A.2b
Google Classroom

Problem

The quantities x and y are proportional.
xy
222
777
999
Find the constant of proportionality left parenthesis, r, right parenthesis in the equation y, equals, r, x.
r, equals
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3, slash, 5
  • a simplified improper fraction, like 7, slash, 4
  • a mixed number, like 1, space, 3, slash, 4
  • an exact decimal, like 0, point, 75
  • a multiple of pi, like 12, space, start text, p, i, end text or 2, slash, 3, space, start text, p, i, end text
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