Arrange the following decimals in an ascending order :
(1) 0.5, 5.5, 5.05, 0.05, 5.55
Solution: At first make like decimal-
0.50, 5.50, 5.05, 0.05, 5.55
0.05 < 0.50 < 5.05 < 5.50 < 5.55
(2) 9.9, 9.909, 9.09, 9.009, 9.99
Solution: 9.900, 9.909, 9.090, 9.009, 9.990
9.009 < 9.090 < 9.900 < 9.909 < 9.990
(3) 44.4, 4.44, 0.444, 4.04, 0.404
Solution: 44.400, 4.440, 0.444, 4.040, 0.404
0.404 < 0.444 < 4.040 < 4.440 < 44.400
(4) 6.84, 6.48, 6.8, 6.4, 6.08
Solution: 6.84, 6.48, 6.80, 6.40, 6.08
6.08 < 6.40 < 6.48 < 6.80 < 6.84
(5) 2.7, 2.27, 2.772, 2.72, 2.072
Solution: 2.700, 2.270, 2.772, 2.720, 2.072
2.072 < 2.270 < 2.700 < 2.720 < 2.772
Arrange the following decimals in a descending order :
(6) 0.03, 0.3, 0.003, 3.03, 3.3, 0.303
Solution: 0.030, 0.300, 3.030, 3.300, 0.303
3.300 > 3.030 > 0.303 > 0.300 > 0.030
(7) 5.05, 5.5, 5.005, 0.55, 0.05, 0.5
Solution: 5.050, 5.500, 5.005. 0.550, 0.050, 0.500
5.500 > 5.050 > 5.005 > 0.550 > 0.500 > 0.050
(8) 0.217, 0.721, 0.172, 0.271, 0.712, 0.127
Solution: 0.721 > 0.712 > 0.271 > 0.217 > 0.172 > 0.127
(9) 8.88, 8.088, 88.8, 88.08, 8.008
Solution: 8.880, 8.088, 88.800, 88.080, 8.008
88.800 > 8.880 > 8.088 > 88.080 > 8.008
(10) 8.36, 8.063, 8.603, 8.306, 8.63
Solution: 8.360, 8.063, 8.603, 8.306, 8.630
8.630 < 8.603 < 8.360 < 8.306 < 8.063