


Beautiful Beads 
String A is red and is 12 inches long.
String B is blue and is 15 inches long.
String C is green and is 5 inches long.
String D is yellow and is 3 inches long.
 The string of red beads is 1 foot long.
Think: String A is the same length as the ruler. String A must be red. It is 12 inches long.
 The string of blue beads is 3 inches longer than the string of red beads.
Think: 12 + 3 = 15.
The string of blue beads is 15 inches long. String B must be blue.
 The string of yellow beads is 9 inches shorter than the string of red beads.
Think: 12 – 9 = 3.
The string of yellow beads is 3 inches long. String D must be yellow.
 The string of green beads is 2 inches longer than the string of yellow beads.
Think: 3 + 2 = 5.
The string of green beads is 5 inches long. String C must be green.

