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1st Grade - Adding and Subtracting (Numbers up to 100) - Word Problems
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating

This is an interactive assessment and video designed to teach Adding and Subtracting (Numbers up to 20) - Word Problems to first graders.

Subject:
Elementary Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
Date Added:
06/25/2018
1st Grade - Higher Order Addition Statements to 100
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating

This short video and interactive assessment activity is designed to teach first graders about selecting the correct addition sentence (sums to 100).

Subject:
Elementary Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
Date Added:
06/25/2018
1st Grade - Subtract to 20 with Images - Word Problems
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating

This course features a video review and an assessment practice of subtracting by crossing out with pictures for word problems. It is aimed at first grade math students.

Subject:
Elementary Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
Date Added:
06/25/2018
2, 4, 6, 8
Read the Fine Print
Some Rights Reserved
Rating

This problem with multiple solutions offers an opportunity for students to practice simple addition and subtraction, work with number sentences (equations), and develop systematic work habits. Given cards containing the addition, subtraction and equal signs along with the digits 2, 4, 6, and 8. solvers are challenged to find as many ways as possible to arrange some or all seven cards to create true statements. The Teachers' Notes page offers suggestions for implementation, discussion questions, ideas for extension and support, printable cards (pdf) and a link to an interactive Flash applet.

Subject:
Mathematics
Material Type:
Activity/Lab
Interactive
Provider:
NRICH
Date Added:
06/05/2000
The 24 Game
Read the Fine Print
Some Rights Reserved
Rating

This number challenge is an opportunity to reinforce mental arithmetic and order of operations while developing systematic work habits. Students are asked to use the numbers 4, 6, 6, and 8 (exactly once each) and the four basic operations to find as many ways as they can to represent the number 24. There are over 60 different ways! The Teachers' Notes page includes suggestions for implementation, discussion questions, ideas for support, and a link to a related article, Opening Out. (cataloged separately).

Subject:
Mathematics
Material Type:
Activity/Lab
Provider:
NRICH
Date Added:
04/05/1999
2nd Grade - Add and Subtract Numbers to 100  - Word Problems
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating

This short video and interactive assessment activity is designed to teach second graders about mixed operations: addition and subtraction i - word problems.

Subject:
Elementary Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
Date Added:
06/25/2018
2nd Grade - Add and Subtract numbers to 20 - Word Problems
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating

This short video and interactive assessment activity is designed to teach second graders about adding and subtracting (numbers up to 20) - word problems.

Subject:
Elementary Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
Date Added:
06/25/2018
2nd Grade - Compare Sums and Differences Over 100
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating

This short video and interactive assessment activity is designed to teach second graders about mixed operations: selecting the correct sentence.

Subject:
Elementary Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
Date Added:
06/25/2018
2nd Grade - Compare Sums and Differences of Numbers to 100
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating

This short video and interactive assessment activity is designed to teach second graders about more and less (addition and subtraction).

Subject:
Elementary Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
Date Added:
06/25/2018
2nd Grade - Compare Sums and Differences of Numbers to 100 with Multiple Steps
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating

This short video and interactive assessment activity is designed to teach second graders about comparing with two-step addition and subtraction.

Subject:
Elementary Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
Date Added:
06/25/2018