Q1) 0.9 -0.1 = [ 0.8]

Q1) 6.1 + 4 = [ 10.1]

Q1) 8.1 -0.2 = [ 7.9]

Q2) 0.3 -0.1 = [ 0.2]

Q2) 4.5 +0.7 = [ 5.2]

Q2) 66.9 - 1.7 = [ 65.2]

Q3) 0.5 -0.1 = [ 0.4]

Q3) 6.4 - 2 = [ 4.4]

Q3) 35.5 - 2.1 = [ 33.4]

Q4) 0.6 + 2 = [ 2.6]

Q4) 3.2 - 2.9 = [ 0.3]

Q4) 6.5 - 4.6 = [ 1.9]

Q5) 1 + 1.1 = [ 2.1]

Q5) 9.1 + 2 = [ 11.1]

Q5) 37.8 + 3.5 = [ 41.3]

Q6) 0.2 +0.6 = [ 0.8]

Q6) 9.9 + 1.2 = [ 11.1]

Q6) 95.4 + 5.6 = [ 101]

Q7) 0.8 -0.4 = [ 0.4]

Q7) 8.3 - 1.4 = [ 6.9]

Q7) 58.9 - 2.8 = [ 56.1]

Q8) 0.4 + 1.2 = [ 1.6]

Q8) 9.1 - 3.8 = [ 5.3]

Q8) 83.8 + 3.1 = [ 86.9]

Q9) 0.8 + 1.6 = [ 2.4]

Q9) 1.6 + 4.4 = [ 6]

Q9) 6.6 + 4.1 = [ 10.7]

Q10) 0.6 -0.2 = [ 0.4]

Q10) 7.1 - 4.6 = [ 2.5]

Q10) 33.3 - 4.7 = [ 28.6]