70
130
40
You would add 8 - making the number 550. 550 divided by 10 is 55.
0.02
Twenty divided in half is 20/2 = 10 Twenty divided by half is 20/(1/2) = 40
well a synopsis of it is that a fraction is a for of splitting something in to pieces like 1\2 is half of anything. where as a ratio is just a number divided by another number. In a 100:10 form which is 100 divided by 10 and the answer is obviously 10.
40
40
40
Because your calculator is broken. Seriously; 30 divided by half (0.5) is 60 and 60 + 10 = 70 So, 30 cut in half (30/2) is 15 but 30 DIVIDED BY half (30/0.5) is 60.
70: 30 divided by 1/2=60+10=70 trick: not 30 divided by 2
-10
50
You would add 8 - making the number 550. 550 divided by 10 is 55.
Any number multiplied by 3 and then divided by that number will yield 3 (3xn)/n = 3
-10
Half of 20 is 10. If you add 10 and 10, you will see that they make 20. Since they are both the same number and equal to 20, then 10 is half of 20.
0.02