Vocabulary, Reciprocals and Proportionality

Which is NOT a way to explain a reciprocal?

• the number you multiply by another number to get 1

• the fraction of a number

• multiplicative inverse

• the switching of the numerator and denominator

Which number below is the reciprocal of 4?

• .4

• 40

Another way to define constant of proportionality is ...

• a multiplied number

• a divided number

• the unit rate

• the same number

Tags

CCSS.7.RP.A.2B

Which pair below is NOT a pair of reciprocals?

Match the following words to their examples

• reciprocal

• equivalent ratios

• 1:2 and 2:4

• unit rate

• 35 miles per hour

• constant

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which equations below show a table is proportional?

Tags

CCSS.7.RP.A.2B

• Yes

• No

Tags

CCSS.5.NF.B.3

Which statement below, explains the equations on the table?

• There are 100 students, x, for every grade, y

• There are 100

  centimeters, y, in

  every meter, x.

Tags

CCSS.7.RP.A.2D

Which phrases in a word problem will signal a proportional relationship?

• constant speed

• steady rate

• same price

• rate plus a fee

• varying rate

Tags

CCSS.7.RP.A.2D