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Combined Operations (Addition and Subtraction)

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  • 654 + 277 =
    931
  • 123 + 87 - 50 =
    160
  • 134 - 109 =
    25
  • 457 - (341 - 219) =
    457 - (341 - 219) = 457 - 122 = 335
  • (175 + 323) + 215 =
    (175 + 323) + 215 = 498 + 215 = 713
  • What are parentheses? Draw it.
    ( )
  • 523 - 406 =
    117
  • 78 + (363 - 147) =
    78 + (363 - 147) = 78 + 216 = 294
  • 564 - (417 - 321) =
    564 - (417 - 321) = 564 - 96 = 468
  • (200 +100) -150 =
    (200 +100) -150 = 300 -150 = 150
  • 923 + 62 =
    985
  • 321 - (299 - 111) =
    321 - (299 - 111) = 321 - 188 = 133
  • (794 - 318) + 271 =
    (794 - 318) + 271 = 476 + 271 = 747
  • (600 - 243) - 147 =
    (600 - 243) - 147 = 357 - 147 = 210
  • 678 + (245 - 136) =
    678 + (245 - 136) = 678 + 109 = 787
  • (453 - 321) + 546 =
    (453 - 321) + 546 = 132 + 546 = 678
  • (345 - 43) + 254 =
    (345 - 43) + 254 = 302 + 254 = 556
  • (841 - 514) - 130 =
    (841 - 514) - 130 = 327 - 130 = 197
  • (236 + 62) - 36 =
    (236 + 62) - 36 = 298 - 36 = 262
  • Nada has 200 candies. Stop gave Nada 100 more candies. Then, Nada gave 50 candies to Khanoon. How many candies does Nada have?
    (200 + 100) - 50 = 300 - 50 = 250 candies
  • (687 - 128) + 264 =
    (687 - 128) + 264 = 559 + 264 = 823
  • (335 - 150) + 340 =
    (335 - 150) + 340 = 185 + 340 = 525
  • Should you do multiplication or parentheses first? x or ( ) ?
    parentheses ( )
  • (346 + 108) - 87 =
    (346 + 108) - 87 = 454 - 87 = 367
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