Solution:
Let's round the minuend and the subtrahend according to the question. Then solve the problem
Rounding 4 1/3:
- => 1/3 ≈ 0.3333 (Which is less than 0.5)
- => 4 1/3 ≈ 4
Rounding 1 1/4:
- => 1/4 = 0.25 (Which is less than 0.5)
- => 1 1/4 ≈ 1
Solving the subtraction problem:
The solution is estimated to be 3.