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• Subtraction
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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
06/25/2018
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating

This video lecture serves as a review of subtraction up to the number twenty for first graders.

Subject:
Elementary Mathematics
Material Type:
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
06/25/2018
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
06/25/2018
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating

This short video and interactive assessment activity is designed to teach second graders an overview of mixed operations (numbers to 1,000).

Subject:
Elementary Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
06/25/2018
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
06/25/2018
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
06/25/2018
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
06/25/2018
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
06/25/2018
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating

This short video and interactive assessment activity is designed to teach second graders an overview of subtraction (numbers to 100) - word problems.

Subject:
Elementary Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
06/25/2018
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating

This short video and interactive assessment activity is designed to teach second 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
06/25/2018
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating

This short video and interactive assessment activity is designed to teach second graders about selecting the incorrect subtraction sentence (numbers up to 20).

Subject:
Elementary Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
06/25/2018
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating

This short video and interactive assessment activity is designed to teach second graders an overview of addition (sums to 100) - word problems.

Subject:
Elementary Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
06/25/2018
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating

This short video and interactive assessment activity is designed to teach second graders about subtracting one-digit numbers - word problems.

Subject:
Elementary Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math
06/25/2018
Conditional Remix & Share Permitted
CC BY-NC-SA
Rating

This short video and interactive assessment activity is designed to teach second graders about subtracting by counting backward with pictures.

Subject:
Elementary Mathematics
Material Type:
Assessment
Interactive
Lecture
Provider:
CK-12 Foundation
Provider Set:
CK-12 Elementary Math