Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 76 + 79 by rounding each number to the nearest 10: ______
- Estimate 51 + 88 by rounding each number to the nearest 10: ______
- Estimate 62 − 22 by rounding each number to the nearest 10: ______
- Estimate 51 − 31 by rounding each number to the nearest 10: ______
- Estimate 33 − 30 by rounding each number to the nearest 10: ______
- Estimate 40 + 26 by rounding each number to the nearest 10: ______
- Estimate 30 + 46 by rounding each number to the nearest 10: ______
- Estimate 61 − 89 by rounding each number to the nearest 10: ______
- Estimate 89 − 89 by rounding each number to the nearest 10: ______
- Estimate 80 + 77 by rounding each number to the nearest 10: ______
- Estimate 69 − 86 by rounding each number to the nearest 10: ______
- Estimate 26 + 80 by rounding each number to the nearest 10: ______
- Estimate 79 − 26 by rounding each number to the nearest 10: ______
- Estimate 76 + 82 by rounding each number to the nearest 10: ______
- Estimate 34 − 69 by rounding each number to the nearest 10: ______
- Estimate 55 + 83 by rounding each number to the nearest 10: ______
- Estimate 45 + 78 by rounding each number to the nearest 10: ______
- Estimate 42 − 28 by rounding each number to the nearest 10: ______
- Estimate 79 + 27 by rounding each number to the nearest 10: ______
- Estimate 29 + 39 by rounding each number to the nearest 10: ______