Q1) 0.9 -0.8 = [ 0.1]

Q1) 4.8 - 1.5 = [ 3.3]

Q1) 83.8 - 6.1 = [ 77.7]

Q2) 1 -0.5 = [ 0.5]

Q2) 8.1 - 1.7 = [ 6.4]

Q2) 84.2 - 7.7 = [ 76.5]

Q3) 0.6 -0.1 = [ 0.5]

Q3) 9 -0.7 = [ 8.3]

Q3) 63.2 -0.1 = [ 63.1]

Q4) 0.4 -0.3 = [ 0.1]

Q4) 8 - 2.8 = [ 5.2]

Q4) 19.7 - 8.4 = [ 11.3]

Q5) 1 -0.4 = [ 0.6]

Q5) 7.1 - 5 = [ 2.1]

Q5) 44.4 - 4.9 = [ 39.5]

Q6) 0.9 -0.2 = [ 0.7]

Q6) 3.7 - 2.3 = [ 1.4]

Q6) 68.1 - 3.7 = [ 64.4]

Q7) 1 -0.3 = [ 0.7]

Q7) 5.3 - 3.8 = [ 1.5]

Q7) 98.5 - 7.3 = [ 91.2]

Q8) 0.9 -0.6 = [ 0.3]

Q8) 8.2 - 3.8 = [ 4.4]

Q8) 30.6 - 1.7 = [ 28.9]

Q9) 0.8 -0.5 = [ 0.3]

Q9) 8.2 - 1.2 = [ 7]

Q9) 6 - 1.8 = [ 4.2]

Q10) 0.6 -0.4 = [ 0.2]

Q10) 8.8 - 3.8 = [ 5]

Q10) 76.1 - 9.5 = [ 66.6]