Level 2 3 Numeracy Parent Engagement Evenings Dates

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Level 2 / 3 Numeracy Parent Engagement Evenings

Level 2 / 3 Numeracy Parent Engagement Evenings

Dates for this term • 19 th April 2018 - Addition and Subtraction •

Dates for this term • 19 th April 2018 - Addition and Subtraction • 10 th May 2018 – Multiplication • 24 th May 2018 – Division • 7 th June 2018 - Order of Operations / Rounding / Estimation • 21 st June 2018 - Fractions / Decimals and Percentages

Addition There are lots of different and useful strategies to consider when adding two

Addition There are lots of different and useful strategies to consider when adding two numbers. number line chimney or tower ‘sum’ partitioning

Empty number line + 30 +7 42 42 + 37 30 + 7 49

Empty number line + 30 +7 42 42 + 37 30 + 7 49 79

Empty number line +7 + 30 42 42 + 37 30 + 7 72

Empty number line +7 + 30 42 42 + 37 30 + 7 72 79

78 + 125 100 + 20 + 5 Empty number line +100 78 178

78 + 125 100 + 20 + 5 Empty number line +100 78 178 +20 +5 198 203

Empty number line +8 +70 125 78 + 125 70 + 8 195 203

Empty number line +8 +70 125 78 + 125 70 + 8 195 203

Empty number line +5 +70 125 78 + 125 70 + 8 195 200

Empty number line +5 +70 125 78 + 125 70 + 8 195 200 +3 203

Empty number line Use an empty number line to calculate: 37 + 98 1843

Empty number line Use an empty number line to calculate: 37 + 98 1843 + 452 12. 5 + 9. 8 135 2295 22. 3

Ones 12. 5 + 9. 8 + 0. 8 +9 12. 5 21. 5

Ones 12. 5 + 9. 8 + 0. 8 +9 12. 5 21. 5 9 0 22. 3 . . Tenths 8

12. 5 + 9. 8 9 + 0. 8 + 0. 5 +9 12.

12. 5 + 9. 8 9 + 0. 8 + 0. 5 +9 12. 5 0. 5 + 0. 3 21. 5 + 0. 3 22. 0 22. 3

12. 5 + 9. 8 12 + 9 + 0. 5 + 0. 8

12. 5 + 9. 8 12 + 9 + 0. 5 + 0. 8 +9 12 21 + 0. 5 21. 8 22. 3

Partitioning 54 + 27 50 + 4 20 + 7 50 4 20 7

Partitioning 54 + 27 50 + 4 20 + 7 50 4 20 7 70 11 =81

423 + 78 400 + 20 + 3 400 400 70 + 8 20

423 + 78 400 + 20 + 3 400 400 70 + 8 20 70 90 3 8 11 101 =501

1643 + 298 1000 200 600 90 40 8 3 1000 600 200 40

1643 + 298 1000 200 600 90 40 8 3 1000 600 200 40 3 90 8 1000 800 130 11 141 1800 1941

Use partitioning to calculate: 39 + 85 124 237 + 64 301 3. 9

Use partitioning to calculate: 39 + 85 124 237 + 64 301 3. 9 + 2. 8 6. 7

‘Chimney’ or ‘tower’ sum 34 + 98 Hundreds Tens 1 1 3 + 3

‘Chimney’ or ‘tower’ sum 34 + 98 Hundreds Tens 1 1 3 + 3 9 Ones 4 8 2

738 + 2345 Thousands Hundreds 2 + 1 3 Tens Ones 3 4 5

738 + 2345 Thousands Hundreds 2 + 1 3 Tens Ones 3 4 5 7 3 1 8 0 8 3

204. 5 + 3. 18 Hundreds Tens 2 0 Ones . tenths hundredths 4

204. 5 + 3. 18 Hundreds Tens 2 0 Ones . tenths hundredths 4 . 5 0 3 . 1 8 7 . 6 8

Use a ‘Chimney’ or ‘tower’ sum to calculate: 28 + 93 832 + 746

Use a ‘Chimney’ or ‘tower’ sum to calculate: 28 + 93 832 + 746 2. 9 + 23. 18 121 1578 26. 08

Subtraction There are lots of different and useful strategies to consider when subtracting two

Subtraction There are lots of different and useful strategies to consider when subtracting two numbers. number line chimney or tower ‘sum’ partitioning

Empty number line - 30 -4 53 87 - 34 (30 + 4) 57

Empty number line - 30 -4 53 87 - 34 (30 + 4) 57 87

Empty number line 63 - 47 (40 + 7) (3 + 4) -4 16

Empty number line 63 - 47 (40 + 7) (3 + 4) -4 16 -3 20 - 40 23 63

Empty number line 23 + 20 +1 59 82 - 59 60 +2 80

Empty number line 23 + 20 +1 59 82 - 59 60 +2 80 82

Empty number line 78 +6 74 + 20 + 50 152 - 74 +2

Empty number line 78 +6 74 + 20 + 50 152 - 74 +2 80 100 152

Empty number line 3. 3 + 0. 2 1. 8 5. 1 – 1.

Empty number line 3. 3 + 0. 2 1. 8 5. 1 – 1. 8 +3 2. 0 + 0. 1 5. 0 5. 1

Use an empty number line to calculate: 62 - 39 625 - 519 7.

Use an empty number line to calculate: 62 - 39 625 - 519 7. 4 – 2. 8 23 106 4. 6

Partitioning 95 - 42 90 + 5 40 + 2 90 40 5 2

Partitioning 95 - 42 90 + 5 40 + 2 90 40 5 2 50 3 53

10 Partitioning 73 - 27 70 + 3 20 + 7 60 70 20

10 Partitioning 73 - 27 70 + 3 20 + 7 60 70 20 40 3 13 7 6 46

10 Partitioning 74. 9 – 9. 2 70 + 4 + 0. 9 60

10 Partitioning 74. 9 – 9. 2 70 + 4 + 0. 9 60 70 9 + 0. 2 60 4 14 0. 9 9 0. 2 5 65. 7 0. 7

‘Chimney’ or ‘tower’ sum 76 - 24 Hundreds + Tens 7 2 5 Ones

‘Chimney’ or ‘tower’ sum 76 - 24 Hundreds + Tens 7 2 5 Ones 6 4 2

‘Chimney’ or ‘tower’ sum 431 - 95 Hundreds 34 - 3 Tens 12 3

‘Chimney’ or ‘tower’ sum 431 - 95 Hundreds 34 - 3 Tens 12 3 9 3 Ones 11 5 6

Use an ‘chimney’ sum to calculate: 57 - 49 8 734 – 287 6.

Use an ‘chimney’ sum to calculate: 57 - 49 8 734 – 287 6. 12 – 4. 9 447 1. 22