Khan Academy (English - US curriculum)
Math by grade
Eureka Math/EngageNY
4th grade (Eureka Math/EngageNY)
Module 6: Decimal fractions
Topic D: Addition with tenths and hundredths
Adding fractions: 7/10+13/100
Adding fractions: 7/10+13/100
Sal uses visual models to add 7/10 and 13/100.
License: CC BY-NC-SA by Khan Academy