Home > CC1 > Chapter 9 > Lesson 9.2.3 > Problem 9-66
Wendy and Peter each made up a new “Guess My Decimal” game just for you. Use their clues to determine the number.
Wendy gives you this clue: “My decimal is seven tenths greater than
. What is my decimal?” Show your work.
Seven tenths can also be written as
. And can also be written as .
Peter continues the game with the following clue: “My decimal is six hundredths less than five tenths.” Use pictures and/or words to show your thinking.
Start with five tenths. A 10 by 10 block of 100 where 5 columns out of 10 columns are shaded.
Take six hundredths away. Changes: 6 squares, in column 5, are no longer shaded.