Decimals Round off the following to the nearest : 3.124 Tenths b. 42.185 Hundredths c. 45.15 Tens d. 68.71 Ones Order these number in ascending order 1.02 , 2.04 , 1.3 , 1.099 , 0.851 , 2.4 a. 3.12 + 2.8 = b. 41.01 - 0.109 = a. 6.24 + 8 = b. 21 - 1.541 = a. 3.12 × 5= b. 2.01 × 12 = a. 34.17 × 10 = b. 71.421 × 100 = a. 2.024 ÷ 2 = b. 72.5 ÷ 5 = a. 102.52 ÷ 1000 = b. 11.43 ÷ 10 =