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Whiteboard
ClassFlow

Class Flow: Ms. Marsha's Farm Math Review

For Teachers Pre-K - 1st Standards
[Free Registration/Login Required] This flipchart provides addition and subtraction word problems at second grade level, with regrouping.
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Activity
Teaching Treasures Publications

Teaching Treasures: Year Eight Timed Mental Math

For Students 3rd - 8th Standards
This resource provides an interactive worksheet with just ten problems as an independent practice or a quick assessment.
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Activity
Teaching Treasures Publications

Teaching Treasures: Year Eight Timed Mental Math

For Students 3rd - 8th Standards
Improve your computation skills using this timed interactive worksheet.
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Unit Plan
Khan Academy

Khan Academy: Adding Two Digit Numbers by Making Tens

For Students 1st - 3rd Standards
In this exercise, students practice adding two-digit numbers by making tens. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
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Unit Plan
Khan Academy

Khan Academy: Adding Two Digit Numbers by Making Tens 2

For Students 1st - 3rd Standards
In this exercise, students practice adding two-digit numbers by making tens. Students receive immediate feedback and have the opportunity to watch tutorial videos, get hints, and try questions repeatedly.
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Unit Plan
Khan Academy

Khan Academy: Subtract Within 1000

For Students 2nd - 4th
Subtract with 2 numbers less than 1000. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Lesson Plan
Better Lesson

Better Lesson: Mentally Speaking!

For Teachers 2nd Standards
Using base ten blocks and place value, 2nd graders explore how to become more fluent in adding and subtracting two-digit numbers without regrouping.

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