i keep getting mixed up with negatives and keep putting them on the positive side

Place the following numbes in order from least to greatest 4) -8.2, 0.4, -27, 2.4 5) 0.5, -5-, -7.7, 0.9 3- , 4, 0.7, -9.3, -9- 7) 0.3, 3.3, -3.3,-3