342−(63−105)=
To solve this problem, we'll follow these steps:
- Step 1: Simplify the fractions inside the parentheses.
- Step 2: Perform the arithmetic operation inside the parentheses.
- Step 3: Subtract this result from the mixed number.
Now, let's work through each step:
Step 1: Simplify the fractions: 63=21 and 105=21.
Step 2: Perform arithmetic inside the parentheses: 21−21=0.
Step 3: Subtract 0 from 342. First, convert 342 to a simpler form: 342=321. Therefore, 321−0=321.
Therefore, the solution to the problem is 321.