600/300=2+20=22
20.6897
30
20
20
20
30
600
15
0.0667
225% of 300 would be 600 for 200% and 10% of 300 would be 30 therefore 20% would be 60. Half of 30% would be 15%. 600 (200%) + 60 (20%) + 15 (5%) = 675 (225%) of 300.
0.0667
When multiplying with zeros you just remove the zeros and multiply the other digits then add the amount of zeros you removed to the answer. 30 x 20 = 3x2 =6 then add two decimal to the right with zeros. 600 30 x 20 = 600