1 times 4 = 4. 4+1= 5
1 times 555 or 5 times 111
5/5 equals one; the denominator decides how many equal pieces of the whole will constitute the whole. The answer is 2 1/2. 2 1/2 equals 2.5, and 2/5 equals .4. 2 1/2 times 2/5 equals 1. Or, 2.5 times .4 equals 1. Another way to look at it is this. The numerator of 2/5 is 2. What do I have to multiply the fraction 2/5 by in order to make the numerator equal to 5? The answer is 2.5; 2.5 times 2 equals 5. Another way: a fraction times its reciprocal equals 1. 2/5 has the reciprocal 5/2. [5/2 equals 2 and 1/2]. 2/5 times 5/2 equals 10/10, which equals 1.
You have to know the basic multiplication to be able to do this kind of math. Well, 13 times 5 equals 65. 5 times 3 equals 15, carry your 1. 5 times 1 equals 5 plus the 1 you carried which is 6. Now bring the two numbers 6 and 5 and you will have 65.
200
.5
200,000 x 5
5 and 1/2 times 3 equals 16 and 1/2
What times three equals 0.25
-5
1 * 205 5 * 41
0.01 x 500 = 5.