GoblinsCreate Account
Standards/Math/District of Columbia/5.NBT.A.1

5.NBT.A.1

5.NBT.A Understand the place value system.
5.NBT.A.1
5.NBT.A.2
5.NBT.A.3
5.NBT.A.4

Recognize that in a multi-digit number, a digit in one place represents 10 times as much as it represents in the place to its right and 1/10 of what it represents in the place to its left.

Example Problems
Add:
0.18+0.7=?
Add:
0.27+0.5=?
Add:
?=0.4+0.41
Khan Academy Resources
Value of a digitCompare decimal place valuePlace value with decimalsComparing decimal place values
Goblins

1-on-1 AI tutoring aligned to 5.NBT.A.1. Instant help for students, real-time insights for teachers.

Used in classrooms by 100,000+ students at Baltimore County, Plano ISD, Deer Valley USD, KIPP, and districts nationwide.

Free for teachers, forever →

Resources

Privacy PolicyTerms of ServiceCareersTeacher LoginStudent Login

Communities

Access 4 Learning Community, Student Data Privacy Consortium
Goblins

© 2023-2026 Aha Moments, Inc.