21/30 + 8/30 = 29/30
If you add three tenths to four tenths the sum will be seven tenths.
four tenths?
0.6
4 and 3/10 becomes the improper fraction 43/10. You multiply 10 by 4 and add 3. The decimal is 4.3.
18
If you add three tenths to four tenths the sum will be seven tenths.
seven and eight tenths. you have to change one half to five tenths and then add the whole numbers and then the fraction
To add seven tenths to a number, multiply the number by 1.7. For example, 50 plus seven tenths of 50 is equal to 50 x (1 + (7/10)) = 50 x 1.7 = 85.
Each time, you add one to the numerator and one to the denominator.
four tenths?
2.9 (if you mean a decimal)
They add up to 19/20
Add the tenths together to get 13/10... This gives you 1 and 3/10... Now - add in the whole numbers from the original sum, and you get 4 and 3./10
Multiply two fifths by two to get a common denominator. Then you will have 4 tenths plus three tenths. then add straight across and you will get seven tenths.
Multiply the the tenths piece of the fraction by 10, and add a decimal point after the 8. The answer is 8.04
They are: 5 and 4/10 and 8/10 which add up to 6 and 2/10 or 6.2
7.09 as 7.9 is seven and nine tenths so add a 0 to make it seven and nine hundredths.