Free Account
More Access
Try Premium
Unlimited - Ad Free
Search
Already a member?
Login
Search
Toggle navigation
Games
Preschool
Kindergarten
First Grade
Second Grade
Third Grade
Fourth Grade
Fifth Grade
All Games
Math Games
Language Games
Science Games
Multiplayer Games
Typing Games
Fun and More
Videos
Preschool
Kindergarten
First Grade
Second Grade
Third Grade
Fourth Grade
Fifth Grade
Common Core
All Videos
Quizzes
Quizzes
Assessment Tests
Printables
Worksheets
Coloring Sheets
Lessons
Worksheet Generator
More
Arts & Crafts
Biographies
Science Experiments
Sports
Stories
Toddler Videos
Assessment Tests
Common Core
Typing Lessons
My Account
Reports
Assignments
EagerTot App
TurtleDiary App
Create Account
Login
HOME
COMMON CORE
FIRST GRADE MATH
CCSS.MATH.CONTENT.1.OA.B.4
GAMES
1.OA.B.4 Common Core Games
CCSS.Math.Content.1.OA.B.4:
Understand subtraction as an unknown-addend problem. For example, subtract 10 - 8 by finding the number that makes 10 when added to 8.
Hide
Show
Grade
All Grades
Kindergarten
First Grade
Second Grade
Third Grade
Fourth Grade
Fifth Grade
Category
Language Arts
Math
Operations and Algebraic Thinking (OA)
Number and Operations in Base Ten (NBT)
Measurement and Data (MD)
Geometry (G)
Showing 1-4 of 4 results
Sort By:
Newest
Highest Rated
Most Popular
Alphabetical
An easy and engaging math game for Grade 1 kids to..
9,526 Plays
Grade 1
(570)
Addition Equation
A perfect math game for Grade 1 kids to practice a..
14,755 Plays
Grade 1
(710)
Number Line Addition
Build Addition Skills
15,982 Plays
Grade 1
(729)
Build Addition Skills
Practice your addition skills with this cool math ..
19,105 Plays
Grade 1
(802)
Mission Addition
See All
