simplify sqrt(7.8)

Solution

simplify

7.8

\frac{39}{5}

Decimal Notation

2.79284 \dots

Solution steps

7.8

Multiply and divide by 10 for every number after the decimal point

There is

1

digit to the right of the decimal point, therefore multiply and divide by

10

= \frac{10 \cdot 7.8}{10}

Multiply the numbers:

10 \cdot 7.8 = 78

= \frac{78}{10}

Cancel

\frac{78}{10} : \frac{39}{5}

= \frac{39}{5}

64 + 27 y^{3}

\frac{50}{55}

\frac{π}{4} \times \frac{180}{π}

3 w - 4 (- 6 z + 4 w) + 7 z