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Published byDana Buskey Modified over 2 years ago

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45 + 23 = First write the numbers one on top of the other Make sure the tens and units line up. 45 + 23 ____

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45 + 23 = First add up the units 5 + 3 = 8 Put 8 in the units column 45 + 23 8

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45 + 23 = Then add up the tens 40 + 20 = 60 Put 6 tens in the tens column 45 + 23 68 The answer is 68

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67 + 56 = First write the numbers one on top of the other Make sure the tens and units line up. 67 + 56 ____

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67 + 56 = First add up the units 7 + 6 = 13 Put 3 in the units column and carry the 1 ten under the line in the tens column 67 + 56 3 1

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67 + 56 = Then add up the tens 60 + 50 = 110 Add on the ten that was carried under the line, 110 + 10 = 120 Put 2 in the tens column and 1 in the hundreds column htu 67 + 56 123 1 The answer is 123

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I hope you understand how to do vertical addition now Thank you for looking at my presentation

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