Q1) 82 - 66 = [ 16]

Q1) 931 - 659 = [ 272]

Q1) 4298 - 670 = [ 3628]

Q2) 96 - 25 = [ 71]

Q2) 780 - 702 = [ 78]

Q2) 1824 - 396 = [ 1428]

Q3) 18 - 1 = [ 17]

Q3) 710 - 158 = [ 552]

Q3) 5128 - 881 = [ 4247]

Q4) 88 - 18 = [ 70]

Q4) 837 - 377 = [ 460]

Q4) 1957 - 933 = [ 1024]

Q5) 20 - 16 = [ 4]

Q5) 553 - 466 = [ 87]

Q5) 5750 - 794 = [ 4956]

Q6) 62 - 22 = [ 40]

Q6) 896 - 119 = [ 777]

Q6) 9136 - 419 = [ 8717]

Q7) 31 - 21 = [ 10]

Q7) 493 - 131 = [ 362]

Q7) 7813 - 315 = [ 7498]

Q8) 78 - 54 = [ 24]

Q8) 607 - 256 = [ 351]

Q8) 4681 - 546 = [ 4135]

Q9) 51 - 47 = [ 4]

Q9) 458 - 211 = [ 247]

Q9) 4406 - 661 = [ 3745]

Q10) 22 - 8 = [ 14]

Q10) 741 - 83 = [ 658]

Q10) 2007 - 657 = [ 1350]