Lesson Objectives Place Value and Estimating 22 December
Lesson Objectives Place Value and Estimating 22 December 2021 Entry: in silence: 1. Format your desk. 2. Write and underline the date and title. 3. Write the Learning Objective. To identify place value DNA: Round to the given accuracy and round 1. 2345 (1 sf) 5. 573. 629 (2 sf) to significant 2. 18. 046 (1 dp) 6. 0. 070297 (3 sf) figures 3. 3. 409 (2 sf) 7. 232. 42749 (4 sf) 4. 0. 0348 (2 dp) 8. 0. 56999 (3 sf) Growing Together - Reaching Higher
Lesson Objectives DNA Review 1. 2345 (1 sf) = 2000 2. 18. 046 (1 dp) = 18. 0 3. 3. 409 (2 sf) = 3. 4 To identify place value and round to significant figures 4. 0. 0348 (2 dp) = 0. 03 5. 573. 629 (2 sf) = 570 6. 0. 070297 (3 sf) = 0. 0703 7. 232. 42749 (4 sf) = 232. 4 8. 0. 56999 (3 sf) = 0. 570 Growing Together - Reaching Higher
Lesson Objectives By the time you leave my room you will be able to: a) Estimate an answer to a calculation by rounding each To identify place value number to one significant figure and round b) Use place value to answer questions to significant figures Growing Together - Reaching Higher
Lesson Objectives Example – round each of the numbers to 1 sf • To identify place value and round to significant figures Growing Together - Reaching Higher
Lesson Objectives Copy… Examples • To identify place value and round to significant figures Growing Together - Reaching Higher
Lesson Objectives Multiple Choice • To identify place value and round to significant figures 12. 5 10 11 Growing Together - Reaching Higher
Lesson Objectives Multiple Choice • To identify place value and round to significant figures 100 2500 115 Growing Together - Reaching Higher
Lesson Objectives Multiple Choice • To identify place value and round to significant figures 42 7 3 Growing Together - Reaching Higher
Lesson Objectives Multiple Choice • To identify place value and round to significant figures 21 42 84 Growing Together - Reaching Higher
Lesson Objectives Task 1: To identify place value and round to significant figures Growing Together - Reaching Higher
Lesson Objectives Using place value to answer questions I know that… To identify place value and round to significant figures What is… 35. 2 x 6. 4 = 225. 28 35. 2 x 64? Growing Together - Reaching Higher
Lesson Objectives Example 1: I know that… To identify place value and round to significant figures What is… 35. 2 x 6. 4 = 225. 28 35. 2 x 64? Growing Together - Reaching Higher
Lesson Objectives Example 2: I know that… To identify place value and round to significant figures What is… 35. 2 x 6. 4 = 225. 28 352 x 64? Growing Together - Reaching Higher
Lesson Objectives Write it… Hide it… I know that… To identify place value and round to significant figures What is… Show me in 3, 2, 1! 35. 2 x 6. 4 = 225. 28 3. 52 x 6400? Growing Together - Reaching Higher
Lesson Objectives Write it… Hide it… I know that… To identify place value and round to significant figures What is… Show me in 3, 2, 1! 35. 2 x 6. 4 = 225. 28 352 x 0. 064? Growing Together - Reaching Higher
Lesson Objectives Write it… Hide it… I know that… To identify place value and round to significant figures What is… Show me in 3, 2, 1! 35. 2 x 6. 4 = 225. 28 2. 2528 ÷ 35. 2? Growing Together - Reaching Higher
Lesson Objectives Write it… Hide it… I know that… To identify place value and round to significant figures What is… Show me in 3, 2, 1! 35. 2 x 6. 4 = 225. 28 2252. 8 ÷ 64? Growing Together - Reaching Higher
Lesson Objectives Task 2: a) 1. 4 x 87. 2 = 122. 08. Write down 2 more calculations with the same answer. b) 16. 7 x 0. 56 = 9. 352. Write down 2 more calculations with the same answer. c) 4. 008 ÷ 2. 4 = 1. 67. Write down 2 more calculations with the same answer. To identify place value and round to significant figures 3. 26 x 8. 4 = 27. 384 95. 5 x 0. 93 = 88. 815 a) 3. 26 x 84 = a) 955 x 93 = b) 0. 84 x 3. 26 = b) 9. 3 x 9. 55 = c) 32. 6 x 840 = c) 9. 55 x 9300 = d) 0. 326 x 84 = d) 88815 ÷ 0. 93 = e) 2. 7384 ÷ 3. 26 = e) 888. 15 ÷ 9. 3 = f) 2738. 4 ÷ 8. 4 = f) 0. 88815 ÷ 9. 55 = Growing Together - Reaching Higher
Lesson Objectives a) 1. 4 x 87. 2 = 122. 08. b) 16. 7 x 0. 56 = 9. 352. c) 4. 008 ÷ 2. 4 = 1. 67. 3. 26 x 8. 4 = 27. 384 To identify place value and round to significant figures 0. 14 x 872, 14 x 8. 72, 140 x 0. 872 etc 167 x 0. 056, 1. 67 x 5. 6, 0. 167 x 56 etc 4008 ÷ 2400, 400. 8 ÷ 240, 40. 08 ÷ 24 etc 95. 5 x 0. 93 = 88. 815 a) 3. 26 x 84 = 273. 84 a) 955 x 93 = 88815 b) 0. 84 x 3. 26 = 2. 7384 b) 9. 3 x 9. 55 = 88. 815 c) 32. 6 x 840 = 27384 c) 9. 55 x 9300 = 88815 d) 0. 326 x 84 = 27. 384 d) 88815 ÷ 0. 93 = 95500 e) 2. 7384 ÷ 3. 26 = 0. 84 e) 888. 15 ÷ 9. 3 = 95. 5 f) 2738. 4 ÷ 8. 4 = 326 f) 0. 88815 ÷ 9. 55 = 0. 093 Growing Together - Reaching Higher
Lesson Objectives Exit ticket Quiz 1 To identify place value and round to significant figures 3 2 4 Growing Together - Reaching Higher
Lesson Objectives Exit ticket answers 1) A 2) C To identify 3) C place value and round 4) C to significant figures Growing Together - Reaching Higher
Exit Routine – make it sharp and purposeful
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