1、 2.6l.4 1.90.81 0.580.42 1.631.23 (3)3.44+3.36= 7.74-5.85= 9.35-4.74= 38.63-3.48= 1.16+4.77= 8.17-5.26= 2.6l.4 1.90.81 0.580.42 1.631.23 (4)2.26-0.86= 4.93+4.75= 76.55+4.68= 31.1+4.5= 31.9+3.4= 3.45+4.6= 0.90.25 9.90.01 42.3 3.2一1.7 (5)4.45+54.5= 3+5.55= 2.75+1.3= 39.4-2.75= 67.3-1.26= 61.9+6.2= 2.6
2、l.4 1.90.81= 0.580.42 1.631.23 (6)67.1-6.6= 46.8-2.8= 47.6-2.15= 10-0.41= 45-0.45= 3.57+3= 2.6l.4 1.90.81 0.580.42 1.631.23 (7)27.38+4.83= 26.75+2.83= 3.64-2.58= 6.52-3.44= 15.31+13.51= 5.5+4.5= 3.27-2.49= 11.65-7.39= 19.01-7.99= 7.51+0.49= (8)5.48-3.25= 4.8+18.9= 10.3+58.7= 8.03-4.56= 9.03-8.57= 8.
3、25+1.55= 1.75+2.08= 4.28-3.37= 4.13+2.24= 9.43-9.05= (9)4.17+2.53= 5.07-0.98= 5.67-0.73= 13.18+5.27= 5.16+7.89= 26.8+3.02= 3.7+2.36= 15.4+2.97= 10.2-8.75= 6.07-4.993= (10)7.3-2.25= 3.8+3.54= 3.05-2.9= 12.7+6.58= 7.81-3.735= 12.16+5.347= 0.4-0.125= 18.7+3.96= 9.6+4.78= 3.1-2.07= (11)5.67-0.845= 0.506
4、-0.19= 11.04-7.3= 1.4-0.405= 62.1-17.07= 1.4-0.405= 43.5-27.34= 15.98-3.9= 75.6-3.55= 3.906+0.66= (12)5.94+10.7= 12.03+0.875= 37.8+3.02= 0.704-0.25= 10.1-0.55= 10+10.1= 27+8.03= 26+7.98= 13.99+1= 7.88+2 = (13)28-3.56= 10-0.81= 10-0.36= 20-0.92= 8-7.089= 95-9.85= 20-9.42= 35.09-11= 96.85-85= 45.45-45
5、= (14)27.38+4.83= 26.75+2.83= 3.64-2.58= 6.52-3.44= 15.31+13.51= 5.5+4.5= 3.27-2.49= 11.65-7.39= 19.01-7.99= 7.51+0.49= (15)5.48-3.25= 4.8+18.9= 10.3+58.7= 8.03-4.56= 9.03-8.57= 8.25+1.55= 9.43-9.05= 1.75+2.08= 4.28-3.37= 4.13+2.24= (16)4.17+2.53= 5.07-0.98= 5.67-0.73= 13.18+5.27= 5.16+7.89= 26.8+3.
6、02= 6.07-4.993= 3.7+2.36= 15.4+2.97= 10.2-8.75= (17)7.3-2.25= 3.8+3.54= 3.05-2.9= 3.1-2.07= 12.7+6.58= 7.81-3.735= 12.16+5.347= 0.4-0.125= 18.7+3.96= 9.6+4.78= (18)5.67-0.845= 0.506-0.19= 11.04-7.3= 1.4-0.405= 62.1-17.07= 1.4-0.405= 3.906+0.66= 43.5-27.34= 15.98-3.9= 75.6-3.55= (19)5.94+10.7= 12.03+0.875= 37.8+3.02= 0.704-0.25= 10.1-0.55= 10+10.1= 27+8.03= 26+7.98= 13.99+1= 7.88+2 = (20)28-3.56= 10-0.81= 10-0.36= 20-0.92= 8-7.089= 95-9.85= 20-9.42= 35.09-11= 96.85-85= 45.45-45= 7.050.05 0.780.38 3.5十5.5 5.53.9
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