Q1) 0.9 -0.4 = [ 0.5]

Q1) 4.6 + 5 = [ 9.6]

Q1) 77.2 - 2.9 = [ 74.3]

Q2) 0.9 + 1.1 = [ 2]

Q2) 3.8 + 2.3 = [ 6.1]

Q2) 57.5 + 2.1 = [ 59.6]

Q3) 0.7 + 1.9 = [ 2.6]

Q3) 7.3 - 3.6 = [ 3.7]

Q3) 47.4 + 1.8 = [ 49.2]

Q4) 0.9 -0.7 = [ 0.2]

Q4) 9 + 2.1 = [ 11.1]

Q4) 73.8 - 7 = [ 66.8]

Q5) 0.7 + 1.4 = [ 2.1]

Q5) 6.4 - 1.7 = [ 4.7]

Q5) 13.2 - 2.1 = [ 11.1]

Q6) 1 -0.8 = [ 0.2]

Q6) 4.4 - 1.8 = [ 2.6]

Q6) 87.9 - 4.6 = [ 83.3]

Q7) 0.2 +0.5 = [ 0.7]

Q7) 2.1 -0.9 = [ 1.2]

Q7) 33.2 - 8.1 = [ 25.1]

Q8) 0.4 + 2.5 = [ 2.9]

Q8) 5.8 - 4.1 = [ 1.7]

Q8) 45.9 + 7.6 = [ 53.5]

Q9) 0.6 -0.5 = [ 0.1]

Q9) 6.6 - 2.6 = [ 4]

Q9) 37 -0.9 = [ 36.1]

Q10) 1 -0.8 = [ 0.2]

Q10) 6.9 + 4.9 = [ 11.8]

Q10) 68 - 7.7 = [ 60.3]