Name _____ Date __
INVENTIONS
19
1.Which clue or pair of clues did you use first?
2.What is J? ___
3.How did you figure out the value of J? _____
4.Check your number with the clues. Show your work here.
5.Record Jon the line to complete the year of the invention.
The pop-top can was invented in the U. S. by Ernie Fraze in 19___.
PROBLEM
(^7) Complete the year of the invention.
The pop-top can was invented in the United States by Ernie Fraze in 19___.
The letter Jstands for a 2-digit number.
Use the clues to figure out the value of J.
CLUES:
- J < 1 x 2 x 3 x 4 x 4
- Two of J’s factors are 3 and 7.
- J ÷ 2 has a remainder that is not zero.
- J ≠ (2 x 2 x 2 x 3) – (3 x 1)
- (3 x 6) + 2 ≤ J
Algebra Readiness Made Easy: Gr
. 6
© 2008 by Greenes, Findell & Cavanagh, Scholastic Teaching Resources