Common Core Learning Standard 6.NS.3 Fluently add, subtract, multiply, and divide multi-digit decimals using the standard algorithm. This activity was designed for English Language Learners or students in a dual language program (Spanish/English). The activity provides real world problems where students can apply what they have learned about adding and subtracting decimals. This is the third activity in the 3 activity series. This activity includes bridge concepts such as adding decimals and multiplying and dividing fractions.