Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 72 + 76 by rounding each number to the nearest 10: ______
- Estimate 50 + 41 by rounding each number to the nearest 10: ______
- Estimate 46 − 42 by rounding each number to the nearest 10: ______
- Estimate 63 + 41 by rounding each number to the nearest 10: ______
- Estimate 82 − 88 by rounding each number to the nearest 10: ______
- Estimate 47 + 69 by rounding each number to the nearest 10: ______
- Estimate 30 − 78 by rounding each number to the nearest 10: ______
- Estimate 61 − 87 by rounding each number to the nearest 10: ______
- Estimate 29 − 29 by rounding each number to the nearest 10: ______
- Estimate 55 + 73 by rounding each number to the nearest 10: ______
- Estimate 39 + 83 by rounding each number to the nearest 10: ______
- Estimate 60 − 48 by rounding each number to the nearest 10: ______
- Estimate 87 − 22 by rounding each number to the nearest 10: ______
- Estimate 45 + 72 by rounding each number to the nearest 10: ______
- Estimate 63 − 28 by rounding each number to the nearest 10: ______
- Estimate 72 + 36 by rounding each number to the nearest 10: ______
- Estimate 49 − 36 by rounding each number to the nearest 10: ______
- Estimate 37 − 21 by rounding each number to the nearest 10: ______
- Estimate 33 + 46 by rounding each number to the nearest 10: ______
- Estimate 79 − 65 by rounding each number to the nearest 10: ______