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Published byAlyssa Flood Modified over 2 years ago

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Adding

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Adding by Partitioning Vertically

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Partitioning Vertically Formal Written Method

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Partitioning Vertically Formal Written Method

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Partitioning Vertically Formal Written Method

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Subtracting

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Subtraction by adding on = (to 200) 300 (to 500) (to 502)2 304

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Subtraction by adding on = (to 280) 20(to 300) (to 600) (to 613)

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Subtraction by adding on = (to 500) 300(to 800) (to 846)46 388

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Subtraction by adding on = (to 900) 100(to 1000) (to 2000) (to 2645)

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Subtraction by adding on = (to 800) 200(to 1000) (to 3000) (to 3567)

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Subtraction by adding on = (to 1400) 600(to 2000) (to 3000) (to 3879)

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Subtraction by adding on = (to 2500) 500(to 3000) (to 6000) (to 6457)

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Subtraction by adding on = Th H T U

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Subtraction by adding on vertically (3000) 3000 (6000) (6008)8 3011

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Subtraction by adding on vertically (2000) 3000 (5000) (6008)3 3014

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(1570) 3 0 (1600) (2000) (5239)

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Adding Decimals

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Partitioning Vertically Formal Written Method

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Partitioning Vertically Formal Written Method 0 1

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Partitioning Vertically Formal Written Method 5 1

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Partitioning Vertically Formal Written Method

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Adding by Partitioning Vertically

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Partitioning Vertically Formal Written Method

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Partitioning Vertically Formal Written Method

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Subtracting Decimals

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Decimals

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Subtraction by adding on = (to 8.0) 2.0(to 10.0) (to 20.0) (to 24.3) 61

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Subtraction by adding on = (to 9.0) 1.0(to 10.0) (to 30.0) (to 36.8)

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Subtraction by adding on = (to 20.0) 10.0(to 30.0) (to 40.0) (to 42.8)

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Subtraction by adding on = (to 24.0) 6.0(to 30.0) (to 50.0) (to 56.9)

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Decimals

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Subtraction by adding on. £ £ = £4.36 £ £ (to £4.00) 3.00(to £7.00) (to £7.85) £4.3 1

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Subtraction by adding on. £ £ = £4.35 £ £ (to £6.00) 3.00(to £9.00) (to £9.63) £4.3 1

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Subtraction by adding on. £ £ = £4.68 £ £ (to £8.00) 4.00(to £12.00) (to £12.51) £4.6

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Subtraction by adding on. £ £ = £6.32 £ £ (to £18.0) 2.00(to £20.0) (to £23.0) (to £23.94) 2 1 £6.3 1

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Subtraction by adding on. £ £ = £7.53 £ £ (to £28.00) 2.00(to £30.00) (to £35.00) (to £35.12) 3 £7.5

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