382−143=
To solve this problem, we'll follow these steps:
- Step 1: Convert 143 to a fraction with a denominator of 8.
- Step 2: Subtract the whole numbers and fractions separately.
- Step 3: Simplify the resulting fraction and combine it with the whole number part.
Now, let's work through each step:
Step 1: Convert 143 to a fraction with a denominator of 8.
Since 43=86 (by multiplying numerator and denominator by 2), we have:
143=1+86=88+86=814.
Step 2: Subtract the whole numbers and fractions separately.
Original problem: 382−143=826−814.
Subtract the fractions:
826−814=812.
Step 3: Simplify the resulting fraction and combine it with the whole number part.
812=23.
Therefore, after subtracting and simplifying, we find that:
Therefore, the solution to the problem is 121.