Q1) 0.7 -0.5 = [ 0.2]

Q1) 9.8 -0.4 = [ 9.4]

Q1) 52.5 + 6.8 = [ 59.3]

Q2) 0.8 -0.2 = [ 0.6]

Q2) 9.4 - 3.6 = [ 5.8]

Q2) 84.3 - 4 = [ 80.3]

Q3) 0.9 +0.8 = [ 1.7]

Q3) 9.8 -0.8 = [ 9]

Q3) 23.7 + 5.7 = [ 29.4]

Q4) 0.9 -0.8 = [ 0.1]

Q4) 8.4 - 2.5 = [ 5.9]

Q4) 63.4 - 10 = [ 53.4]

Q5) 0.5 -0.1 = [ 0.4]

Q5) 3.1 + 4.2 = [ 7.3]

Q5) 23.9 - 8.6 = [ 15.3]

Q6) 1 -0.8 = [ 0.2]

Q6) 2.4 + 1.3 = [ 3.7]

Q6) 17.5 - 6.5 = [ 11]

Q7) 0.3 + 1.6 = [ 1.9]

Q7) 7.7 + 3.8 = [ 11.5]

Q7) 39 - 7.1 = [ 31.9]

Q8) 0.1 +0.2 = [ 0.3]

Q8) 6.5 - 4.1 = [ 2.4]

Q8) 64 + 7.4 = [ 71.4]

Q9) 0.1 + 1.9 = [ 2]

Q9) 7.1 - 3.8 = [ 3.3]

Q9) 71.2 - 8.9 = [ 62.3]

Q10) 0.8 + 1.4 = [ 2.2]

Q10) 7.7 - 4.4 = [ 3.3]

Q10) 58.9 - 2.4 = [ 56.5]