Solve these math problems: 1. 489 − 456, 2. 482 − 161, 3. R200 - R189

Question

ScanSolve AI Tutor · Accepted Answer

Here are the solutions to the math problems:

Subtraction Problems

Subtract the hundreds.
$$ 400 - 400 = 0 $$
Subtract the tens.
$$ 80 - 50 = 30 $$
Subtract the units.
$$ 9 - 6 = 3 $$
Add the results.
$$ 0 + 30 + 3 = \boxed{\text{}33\text{}} $$
2. For $482 - 161$ :
Subtract the hundreds.
$$ 400 - 100 = 300 $$
Subtract the tens.
$$ 80 - 60 = 20 $$
Subtract the units.
$$ 2 - 1 = 1 $$
Add the results.
$$ 300 + 20 + 1 = \boxed{\text{}321\text{}} $$
Money Problem

The red bar shows R189. Assuming the target is the next marked value of R200.
Identify the current amount and the target amount.
Current amount: R189
Target amount: R200
Calculate the difference to reach the target.
$R200 - R189 = \boxed{\text{}R11\text{}}$

Solve these math problems: 1. 489 - 456, 2. 482 - 161, 3. R200 - R189