No, the simplest form would be two and four fifths.
Eight and four tenths in decimal form = 8.4
5.8 is five and eight tenths in decimal form.
0.8
8.6
3.8
It is 4.8
5.8
Eight and four tenths is written as 8.4.
The answer depends on the arithmetic operator between "eight" and four tenths".
To write six and eight tenths in decimal form, you simply combine the whole number part (6) with the decimal part (0.8). This gives you 6.8 as the decimal form of six and eight tenths. In decimal notation, the place value of each digit to the right of the decimal point decreases by a factor of 10, with the first digit after the decimal point representing tenths.
Yes 7/10 is in its simplest form and it is 0.7 as a decimal number