Q1) 0.7 -0.5 = [ 0.2]

Q1) 4.9 - 1.5 = [ 3.4]

Q1) 53.6 - 4.1 = [ 49.5]

Q2) 0.7 -0.1 = [ 0.6]

Q2) 7.2 - 1.8 = [ 5.4]

Q2) 95.3 - 2.5 = [ 92.8]

Q3) 1 -0.4 = [ 0.6]

Q3) 6.4 - 3.8 = [ 2.6]

Q3) 99 - 7.6 = [ 91.4]

Q4) 0.8 -0.4 = [ 0.4]

Q4) 8.1 - 2.2 = [ 5.9]

Q4) 21.3 - 2.1 = [ 19.2]

Q5) 0.5 -0.1 = [ 0.4]

Q5) 9.3 -0.1 = [ 9.2]

Q5) 46.9 - 6.5 = [ 40.4]

Q6) 0.9 -0.8 = [ 0.1]

Q6) 6.8 - 5 = [ 1.8]

Q6) 18.1 - 5.7 = [ 12.4]

Q7) 0.2 -0.1 = [ 0.1]

Q7) 1.5 -0.4 = [ 1.1]

Q7) 95.7 - 1.2 = [ 94.5]

Q8) 1 -0.4 = [ 0.6]

Q8) 6.4 - 1.9 = [ 4.5]

Q8) 5.5 - 4.5 = [ 1]

Q9) 0.7 -0.5 = [ 0.2]

Q9) 7.4 -0.6 = [ 6.8]

Q9) 6.3 - 4.1 = [ 2.2]

Q10) 0.5 -0.1 = [ 0.4]

Q10) 5.4 - 4.9 = [ 0.5]

Q10) 85.1 - 5.6 = [ 79.5]