Q1) 77 - 48 = [ 29]

Q1) 856 - 169 = [ 687]

Q1) 4039 - 380 = [ 3659]

Q2) 98 - 41 = [ 57]

Q2) 814 - 573 = [ 241]

Q2) 7750 - 387 = [ 7363]

Q3) 91 - 32 = [ 59]

Q3) 894 - 472 = [ 422]

Q3) 6812 - 795 = [ 6017]

Q4) 34 - 16 = [ 18]

Q4) 475 - 390 = [ 85]

Q4) 505 - 306 = [ 199]

Q5) 45 - 5 = [ 40]

Q5) 259 - 47 = [ 212]

Q5) 3868 - 25 = [ 3843]

Q6) 36 - 4 = [ 32]

Q6) 383 - 354 = [ 29]

Q6) 2700 - 60 = [ 2640]

Q7) 94 - 10 = [ 84]

Q7) 610 - 274 = [ 336]

Q7) 2516 - 245 = [ 2271]

Q8) 56 - 44 = [ 12]

Q8) 969 - 877 = [ 92]

Q8) 8244 - 267 = [ 7977]

Q9) 89 - 74 = [ 15]

Q9) 337 - 90 = [ 247]

Q9) 4321 - 957 = [ 3364]

Q10) 64 - 15 = [ 49]

Q10) 882 - 663 = [ 219]

Q10) 9306 - 556 = [ 8750]