10% of 120 equals 12.10% off 120 leaves 108
12 septillion pounds
23 pounds to 10 percent off is equivalent to 20.7.
10 percent of 45 pounds is 4.5 pounds.
120
80.1 pounds.
9.9 pounds.
2.80 - 10% = 2.52 pounds.
10% of 78 pounds = 7.8 pounds. So 10% off = 78 - 7.8 = 70.2 pounds.
10% off 20 pounds = 90% left = 20*90/100 = 18 pounds.
120 + (10 percent) = 132
the answer is twelve