4.3 Section C: Addition of Tenths and Hundredths
Lessons 15-20. Reason about equivalence to add tenths and hundredths. Reason about equivalence to solve problems involving addition and subtraction of fractions and mixed numbers.
Lessons 15-20. Reason about equivalence to add tenths and hundredths. Reason about equivalence to solve problems involving addition and subtraction of fractions and mixed numbers.