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Mental and Written Addition

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  • What are two written math strategies you can use to solve an addition problem?
    Split strategy and vertical addition
  • Use an empty number line to add 256 + 137
    256 + 137 = 393
  • Solve 43, 573 + 4,048 using vertical addition
    43, 573 + 4,048 = 47,621
  • How can you rearrange these numbers to make it easier to add? 16 + 92 + 4
    16 + 4 + 92 = 112
  • Use an empty number line to add 45 + 32
    45 + 32 = 77
  • Split the numbers to add 528 + 234
    528 + 234 = 762
  • Solve 2,426 + 1, 695 using vertical addition
    2,426 + 1, 695 = 4,121
  • What are two mental math strategies you can use to solve an addition problem?
    Split , rearranging, or number line strategy
  • Solve 59 + 34 using vertical addition
    59 + 34 = 93
  • Split the numbers to add 342 + 156
    342 + 156 = 498
  • How can you rearrange these numbers to make it easier to add? 14 + 32 + 8
    32 + 8 + 14 = 54