2-digit and 2-digit
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Remember: Fill empty boxes with 0!
Your answer will be displayed here
HOW TO USE
- In this exercise, you need to rounding up the numbers to do the addition.
- ▶ Use number sliders for rounding the numbers to the nearest 10th, 100th, 1000th.
- ▶ Use those rounded numbers for the addition.
- ▶ Use the number pad to solve the addition problem.
- ▶ If you make a mistake, use the backspace button.
- ▶ Click the check button to see if you're right.
- ▶ If you want to try again, click the New Question button.
- Enjoy estimating addition answers!