Toggle Navigation
Games
Blog
Class PIN
Join for Free
Sign in
Toggle Navigation
Games
PIN
Join for Free
Blog
Pricing
Contact us
Help center
Sign in
Study
Discover 2 Unit 7
0
%
0
0
0
Back
Restart
What is this?
Minus sign
Oops!
Okay!
What type of problem is this?
A subtraction
Oops!
Okay!
What is she doing?
Take away
Oops!
Okay!
What is this?
Single-digit number
Oops!
Okay!
What is this?
Test Score
Oops!
Okay!
What is this?
Double-digit number
Oops!
Okay!
Your experience on this site will be improved by allowing cookies.
Allow cookies