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นักสืบน้อยตามรอย ...

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  • X + 5 = 25
    20
  • 66,191 + x = 96,190
    29,999
  • 942,927 + x = 1,874,253
    931,326
  • X – 42,087 = 48,340
    90,427
  • 12,500 + x = 37,989
    25,489
  • 4,568 + X = 4,568
    0
  • 68,340 – 53,258 = x
    15,082
  • 15,340 + x = 68,598
    53,258
  • X + 42,087 = 90,427
    48,340
  • X+ 248,259 = 362,751
    114,492
  • 66,191 – x =36,192
    29,999
  • 73,210 + x =114,788
    41,578
  • 123 + X = 579
    456
  • 42,500 – x = 17,011
    25,489
  • X – 68,505 = 23,680
    92,185
  • 9,999 – X = 1,111
    8,888
  • X + 72,481 = 128,200
    55,719
  • X – 521,878 = 260,803
    782,681
  • 48,340 – x = 36,253
    12,087
  • X- 9,486 = 12,121
    21,607
  • 5 – x = 1
    4
  • X – 44,278 = 28,932
    73,210
  • X + 654 = 655
    1
  • X – 318,551 = 596,256
    914,807
  • 15,340 + 53,258 = x
    68,598
  • 88,210 – x =46,885
    41,325
  • X + 29,979 = 62,710
    32,731
  • 2,222 + x = 34,343
    32,121
  • X+ 25,489 = 37,989
    12,500
  • 42,719 + x = 125,157
    82,438