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3 Digit addition with and without Regrouping

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  • 284 + 376
    660
  • 327 + 265
    592
  • 300 + 79
    379
  • 24 +53
    77
  • 236 + 478
    714
  • 623 +121
    744
  • 367 + 265
    632
  • When using an open number line which number should you start with? Why?
    The greatest number because you can work more efficiently.
  • Use partial sums to solve the equation. 118+345= ?
    463
  • 67 +12
    78
  • 286 + 78
    364
  • 200 + 87
    287
  • 300 + 40 + 4
    344
  • 456 + 174
    630
  • 600 +150
    750
  • 207 + 595
    802
  • Use partial sums to solve the equation. 42 + 86 = ?
    128
  • Evan has 68 Pokemon Cards. His Mom buy shim 36 more at Target. How many Pokemon Cards does Evan have now?
    104 Pokemon Cards
  • 192 + 339
    531
  • 345 +212
    557
  • 134 +352
    486
  • 234 +112
    346
  • 478 + 289
    767
  • 200 + 200
    400
  • 5 + 5
    10
  • Draw Base-10 Blocks to solve the equation. 47 + 28 = ?
    75
  • 384 + 375
    759
  • I was planning a party and spent $94 on decorations and $123 on food. How much money did I spend?
    $217
  • 485 + 93
    578
  • Amelia has 36 squishes. Abby has 45 squishes. How many do they have altogether?
    81 squishes
  • Use an open number line to solve the equation. 54+121= ?
    175
  • Use an open number line to solve the following equation. 76+35=
    111
  • 183 + 517
    700
  • Select any strategy to solve the equation. 162+229=?
    391
  • 287 + 164
    451
  • 231 +100
    331
  • 345 + 345
    690
  • When adding with Base-10 Blocks, which place should you start with and why?
    The ones because you may have to make an exchange.
  • 524 + 247
    771
  • 293 + 595
    888
  • 548 + 387
    935
  • 248 + 376
    624
  • 510 +200
    710
  • 233 + 288
    521
  • 35 +22
    57
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