Assuming 100 Monthly Deposit and 12% Annual Interest Rate
Deposit 100 Interest Rate 12 1 0.01
Assuming Initial Deposit Comes at Start of Month 1, Interest Comes at End of Month, Just Before Next Month's Deposit 
Prev Balance New Deposit Bal + Dep Interest New Balance Deposit comes at beginning of month, so earns interest
Month 1 0.00 100.00 100.00 1.00 101.00 I THINK this is what I put up in the lab
Month 2 101.00 100.00 201.00 2.01 203.01
Month 3 203.01 100.00 303.01 3.03 306.04
Month 4 306.04 100.00 406.04 4.06 410.10
Month 5 410.10 100.00 510.10 5.10 515.20
Month 6 515.20 100.00 615.20 6.15 621.35
Month 7 621.35 100.00 721.35 7.21 728.57
Month 8 728.57 100.00 828.57 8.29 836.85
Month 9 836.85 100.00 936.85 9.37 946.22
Month 10 946.22 100.00 1046.22 10.46 1056.68
Month 11 1056.68 100.00 1156.68 11.57 1168.25
Month 12 1168.25 100.00 1268.25 12.68 1280.93
Month 13 1280.93 100.00 1380.93 13.81 1394.74
Month 14 1394.74 100.00 1494.74 14.95 1509.69
Month 15 1509.69 100.00 1609.69 16.10 1625.79
Month 16 1625.79 100.00 1725.79 17.26 1743.04
Month 17 1743.04 100.00 1843.04 18.43 1861.47
Month 18 1861.47 100.00 1961.47 19.61 1981.09
Month 19 1981.09 100.00 2081.09 20.81 2101.90
Month 20 2101.90 100.00 2201.90 22.02 2223.92
Month 21 2223.92 100.00 2323.92 23.24 2347.16
Month 22 2347.16 100.00 2447.16 24.47 2471.63
Month 23 2471.63 100.00 2571.63 25.72 2597.35
Month 24 2597.35 100.00 2697.35 26.97 2724.32
Month 25 2724.32 100.00 2824.32 28.24 2852.56
Month 26 2852.56 100.00 2952.56 29.53 2982.09
Month 27 2982.09 100.00 3082.09 30.82 3112.91
Month 28 3112.91 100.00 3212.91 32.13 3245.04
Month 29 3245.04 100.00 3345.04 33.45 3378.49
Month 30 3378.49 100.00 3478.49 34.78 3513.27
Month 31 3513.27 100.00 3613.27 36.13 3649.41
Month 32 3649.41 100.00 3749.41 37.49 3786.90
Month 33 3786.90 100.00 3886.90 38.87 3925.77
Month 34 3925.77 100.00 4025.77 40.26 4066.03
Month 35 4066.03 100.00 4166.03 41.66 4207.69
Month 36 4207.69 100.00 4307.69 43.08 4350.76
Month 37 4350.76 100.00 4450.76 44.51 4495.27
Month 38 4495.27 100.00 4595.27 45.95 4641.23
Month 39 4641.23 100.00 4741.23 47.41 4788.64
Month 40 4788.64 100.00 4888.64 48.89 4937.52
Month 41 4937.52 100.00 5037.52 50.38 5087.90
Month 42 5087.90 100.00 5187.90 51.88 5239.78
Month 43 5239.78 100.00 5339.78 53.40 5393.18
Month 44 5393.18 100.00 5493.18 54.93 5548.11
Month 45 5548.11 100.00 5648.11 56.48 5704.59
Month 46 5704.59 100.00 5804.59 58.05 5862.63
Month 47 5862.63 100.00 5962.63 59.63 6022.26
Month 48 6022.26 100.00 6122.26 61.22 6183.48
Month 49 6183.48 100.00 6283.48 62.83 6346.32
Month 50 6346.32 100.00 6446.32 64.46 6510.78
Month 51 6510.78 100.00 6610.78 66.11 6676.89
Month 52 6676.89 100.00 6776.89 67.77 6844.66
Month 53 6844.66 100.00 6944.66 69.45 7014.10
Month 54 7014.10 100.00 7114.10 71.14 7185.25
Month 55 7185.25 100.00 7285.25 72.85 7358.10
Month 56 7358.10 100.00 7458.10 74.58 7532.68
Month 57 7532.68 100.00 7632.68 76.33 7709.01
Month 58 7709.01 100.00 7809.01 78.09 7887.10
Month 59 7887.10 100.00 7987.10 79.87 8066.97
Month 60 8066.97 100.00 8166.97 81.67 8248.64
Assuming Initial Deposit Comes at End of Month 1, Interest Comes at End of Month, Just Before New Deposit 
Start Balance Interest Bal + Interest End Deposit New Balance
Deposit comes at end of month, so doesn't earn interest
Month 1 0.00 0.00 0.00 100.00 100.00
Month 2 100.00 1.00 101.00 100.00 201.00
Month 3 201.00 2.01 203.01 100.00 303.01
Month 4 303.01 3.03 306.04 100.00 406.04
Month 5 406.04 4.06 410.10 100.00 510.10
Month 6 510.10 5.10 515.20 100.00 615.20
Month 7 615.20 6.15 621.35 100.00 721.35
Month 8 721.35 7.21 728.57 100.00 828.57
Month 9 828.57 8.29 836.85 100.00 936.85
Month 10 936.85 9.37 946.22 100.00 1046.22
Month 11 1046.22 10.46 1056.68 100.00 1156.68
Month 12 1156.68 11.57 1168.25 100.00 1268.25
Month 13 1268.25 12.68 1280.93 100.00 1380.93
Month 14 1380.93 13.81 1394.74 100.00 1494.74
Month 15 1494.74 14.95 1509.69 100.00 1609.69
Month 16 1609.69 16.10 1625.79 100.00 1725.79
Month 17 1725.79 17.26 1743.04 100.00 1843.04
Month 18 1843.04 18.43 1861.47 100.00 1961.47
Month 19 1961.47 19.61 1981.09 100.00 2081.09
Month 20 2081.09 20.81 2101.90 100.00 2201.90
Month 21 2201.90 22.02 2223.92 100.00 2323.92
Month 22 2323.92 23.24 2347.16 100.00 2447.16
Month 23 2447.16 24.47 2471.63 100.00 2571.63
Month 24 2571.63 25.72 2597.35 100.00 2697.35
Month 25 2697.35 26.97 2724.32 100.00 2824.32
Month 26 2824.32 28.24 2852.56 100.00 2952.56
Month 27 2952.56 29.53 2982.09 100.00 3082.09
Month 28 3082.09 30.82 3112.91 100.00 3212.91
Month 29 3212.91 32.13 3245.04 100.00 3345.04
Month 30 3345.04 33.45 3378.49 100.00 3478.49
Month 31 3478.49 34.78 3513.27 100.00 3613.27
Month 32 3613.27 36.13 3649.41 100.00 3749.41
Month 33 3749.41 37.49 3786.90 100.00 3886.90
Month 34 3886.90 38.87 3925.77 100.00 4025.77
Month 35 4025.77 40.26 4066.03 100.00 4166.03
Month 36 4166.03 41.66 4207.69 100.00 4307.69
Month 37 4307.69 43.08 4350.76 100.00 4450.76
Month 38 4450.76 44.51 4495.27 100.00 4595.27
Month 39 4595.27 45.95 4641.23 100.00 4741.23
Month 40 4741.23 47.41 4788.64 100.00 4888.64
Month 41 4888.64 48.89 4937.52 100.00 5037.52
Month 42 5037.52 50.38 5087.90 100.00 5187.90
Month 43 5187.90 51.88 5239.78 100.00 5339.78
Month 44 5339.78 53.40 5393.18 100.00 5493.18
Month 45 5493.18 54.93 5548.11 100.00 5648.11
Month 46 5648.11 56.48 5704.59 100.00 5804.59
Month 47 5804.59 58.05 5862.63 100.00 5962.63
Month 48 5962.63 59.63 6022.26 100.00 6122.26
Month 49 6122.26 61.22 6183.48 100.00 6283.48
Month 50 6283.48 62.83 6346.32 100.00 6446.32
Month 51 6446.32 64.46 6510.78 100.00 6610.78
Month 52 6610.78 66.11 6676.89 100.00 6776.89
Month 53 6776.89 67.77 6844.66 100.00 6944.66
Month 54 6944.66 69.45 7014.10 100.00 7114.10
Month 55 7114.10 71.14 7185.25 100.00 7285.25
Month 56 7285.25 72.85 7358.10 100.00 7458.10
Month 57 7458.10 74.58 7532.68 100.00 7632.68
Month 58 7632.68 76.33 7709.01 100.00 7809.01
Month 59 7809.01 78.09 7887.10 100.00 7987.10
Month 60 7987.10 79.87 8066.97 100.00 8166.97