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21 October, 06:57

Estimate. Find the sum 524+256

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Answers (2)
  1. 21 October, 07:30
    0
    Put the 2 numbers in to a colom then start to add the two numbers right to left so 6+4 makes 10 then 5+2 + the 1 you carryed over to make 8 then add 5 and 2 to get 7 then add 10,8,7 to get 780
  2. 21 October, 08:02
    0
    Step-by-step explanation:

    ▶ Sum of - 524 and 678

    = - 524 + 678

    = 154

    ▶ Now, difference of 154 and - 19

    = 154 - (-19)

    = 154 + 19

    = 173
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