优质解答
5.7-3= 2.7 4.9-1.7= 3.2 3.4-1.4=2 8.1-5.1= 3 0.78-0.24=0.54 0.89-0.25=0.64 1-0.98=0.02 1-0.8= 0.2 4.5-4=0.5 5.7+3.3= 910-4.4=5.6 9.5-2.7=6.8 1-0.55= 0.45 1-0.44=0.56 14.6-0.4=14.2 10-0.1= 9.9 5-0.08= 4.92 1.1-1=0.1 8.34-6.22=27.78 9.3-8.8=0.5 19.8-5.6=14.2 96.3-56.2 =40.1 88-69.21= 18.79 1-0.3=0.7 136.5-105=31.5 93.1-20.9=72.2 63.1-11=52.1
5.7-3= 2.7 4.9-1.7= 3.2 3.4-1.4=2 8.1-5.1= 3 0.78-0.24=0.54 0.89-0.25=0.64 1-0.98=0.02 1-0.8= 0.2 4.5-4=0.5 5.7+3.3= 910-4.4=5.6 9.5-2.7=6.8 1-0.55= 0.45 1-0.44=0.56 14.6-0.4=14.2 10-0.1= 9.9 5-0.08= 4.92 1.1-1=0.1 8.34-6.22=27.78 9.3-8.8=0.5 19.8-5.6=14.2 96.3-56.2 =40.1 88-69.21= 18.79 1-0.3=0.7 136.5-105=31.5 93.1-20.9=72.2 63.1-11=52.1