Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 33 − 78 by rounding each number to the nearest 10: ______
- Estimate 65 − 78 by rounding each number to the nearest 10: ______
- Estimate 30 − 29 by rounding each number to the nearest 10: ______
- Estimate 24 + 41 by rounding each number to the nearest 10: ______
- Estimate 63 + 40 by rounding each number to the nearest 10: ______
- Estimate 25 − 49 by rounding each number to the nearest 10: ______
- Estimate 41 − 36 by rounding each number to the nearest 10: ______
- Estimate 63 − 79 by rounding each number to the nearest 10: ______
- Estimate 40 + 27 by rounding each number to the nearest 10: ______
- Estimate 26 + 82 by rounding each number to the nearest 10: ______
- Estimate 41 + 83 by rounding each number to the nearest 10: ______
- Estimate 39 − 32 by rounding each number to the nearest 10: ______
- Estimate 70 + 33 by rounding each number to the nearest 10: ______
- Estimate 55 − 45 by rounding each number to the nearest 10: ______
- Estimate 86 + 79 by rounding each number to the nearest 10: ______
- Estimate 51 − 53 by rounding each number to the nearest 10: ______
- Estimate 55 − 34 by rounding each number to the nearest 10: ______
- Estimate 47 + 25 by rounding each number to the nearest 10: ______
- Estimate 41 + 37 by rounding each number to the nearest 10: ______
- Estimate 76 − 68 by rounding each number to the nearest 10: ______