Question

-(-8 1/18)-6 7/9+1 2/3​

Answer 1

-(-8 1/18) - 6 7/9м+ 1 2/3 =
= 8 1/18 - 6 7/9 + 1 2/3 =
= 8 1/18 - 6 14/18 + 1 12/18 =
= 8 1/18 + 1 12/18 - 6 14/18 =
= 9 13/18 - 6 14/18 =
= 8 + 18/18 + 13/18 - 6 - 14/18 =
= 8 - 6 + 31/18 - 14/18 = 2 17/18

Ответ: 2 17/18

Answer 2

-(-8 1/18) - 6 7/9 + 1 2/3= приведем дробные части к общему знаменателю

8 1/18 - 6 14/18 + 1 12/18=   целые части отдельно, дроби отдельно

(8 - 6 + 1) + (1/18 - 14/18 + 12/18)=

3 - 1/18=2 + 1 - 1/18=2 + (18/18 - 1/18)=2 17/18  -  это ответ.

Answer 3

To solve the expression -(-8 1/18) - 6 7/9 + 1 2/3, you can follow these steps:

Step 1: Simplify each of the mixed numbers by converting them into improper fractions. -8 1/18 = -8 - 1/18 = -145/18 6 7/9 = 6 + 7/9 = 61/9 1 2/3 = 1 + 2/3 = 5/3

Step 2: Substitute the improper fractions back into the expression.

-(-145/18) - 61/9 + 5/3

Step 3: Solve each part of the expression.

-(-145/18) = 145/18 (negating a negative number makes it positive) 61/9 = 61/9 5/3 = 5/3

Now, the expression becomes:

145/18 - 61/9 + 5/3

Step 4: Find a common denominator for the fractions, which is 18 in this case.

To do this, convert 61/9 to an equivalent fraction with a denominator of 18:

(61/9) * (2/2) = 122/18

Now, the expression is:

145/18 - 122/18 + 5/3

Step 5: Add and subtract the fractions.

(145/18 - 122/18) + 5/3 = 23/18 + 5/3

Step 6: Find a common denominator for the two fractions, which is 18.

To do this, convert 5/3 to an equivalent fraction with a denominator of 18:

(5/3) * (6/6) = 30/18

Now, the expression is:

(23/18 + 30/18)

Step 7: Add the fractions:

23/18 + 30/18 = 53/18

So, the final result of the expression is:

53/18