Week 2 Day 3

This session is READY!

Email Mrs. Frank or Mrs. Frusti for questions about the lesson

bfrank@davincitree.academy

sfrusti@davincitree.academy

Mrs. Frank Week 2 Day 3

Please go to the following links and complete them in order!

Estimate to subtract multi-digit numbers

Estimating when subtracting large numbers (video): https://www.khanacademy.org/math/cc-third-grade-math/imp-addition-and-subtraction/estimate-to-subtract-multi-digit-numbers/v/estimating-when-subtracting-large-numbers?modal=1

Estimate to subtract multi-digit whole numbers (practice): https://www.khanacademy.org/math/cc-third-grade-math/imp-addition-and-subtraction/estimate-to-subtract-multi-digit-numbers/e/estimate-to-subtract-multi-digit-whole-numbers?modal=1

Strategies for subtracting 2- or 3-digit numbers

Subtraction by breaking apart (video): https://www.khanacademy.org/math/cc-third-grade-math/imp-addition-and-subtraction/strategies-for-subtracting-two-and-three-digit-numbers/v/subtraction-by-breaking-apart?modal=1

Break apart 3-digit subtraction problems (practice): https://www.khanacademy.org/math/cc-third-grade-math/imp-addition-and-subtraction/strategies-for-subtracting-two-and-three-digit-numbers/e/break-apart-3-digit-subtraction-problems?modal=1

Adding and subtracting on number line (video): https://www.khanacademy.org/math/cc-third-grade-math/imp-addition-and-subtraction/strategies-for-subtracting-two-and-three-digit-numbers/v/exercise-for-numberline-addition-and-subtraction?modal=1

Subtract on a number line (practice): https://www.khanacademy.org/math/cc-third-grade-math/imp-addition-and-subtraction/strategies-for-subtracting-two-and-three-digit-numbers/e/subtract-on-a-number-line?modal=1

Methods for subtracting 3-digit numbers (video): https://www.khanacademy.org/math/cc-third-grade-math/imp-addition-and-subtraction/strategies-for-subtracting-two-and-three-digit-numbers/v/methods-for-subracting-3-digit-numbers?modal=1

Select strategies for subtracting within 1000 (practice): https://www.khanacademy.org/math/cc-third-grade-math/imp-addition-and-subtraction/strategies-for-subtracting-two-and-three-digit-numbers/e/select-strategies-for-subtracting-within-1000?modal=1

Science

Please watch the video and then complete the handout “The Visible Spectrum” (download at the bottom of the page)

Social Studies

Please watch the video and then complete the handout titled “The Sinagua” (download at the bottom of the page)

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Week 2 Day 4

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Week 2 Day 2