Suitable for Grades: 5th Grade
CCSS: 5.NBT.B.7
CCSS Description: CCSS Description: Add, subtract, multiply, and divide decimals to hundredths, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method and explain the reasoning used.
This codebreaker activity will consolidate multiplying and dividing integers and decimals by 100. It asks learners to reveal the combination to a padlock by answering the questions and shading the answers to the questions. There is another codebreaking activity for multiplying and dividing by 10.