Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 74 + 36 by rounding each number to the nearest 10: ______
- Estimate 36 − 36 by rounding each number to the nearest 10: ______
- Estimate 82 + 50 by rounding each number to the nearest 10: ______
- Estimate 80 − 49 by rounding each number to the nearest 10: ______
- Estimate 72 − 57 by rounding each number to the nearest 10: ______
- Estimate 24 + 42 by rounding each number to the nearest 10: ______
- Estimate 52 + 46 by rounding each number to the nearest 10: ______
- Estimate 56 + 44 by rounding each number to the nearest 10: ______
- Estimate 86 + 86 by rounding each number to the nearest 10: ______
- Estimate 33 − 85 by rounding each number to the nearest 10: ______
- Estimate 83 + 58 by rounding each number to the nearest 10: ______
- Estimate 60 − 55 by rounding each number to the nearest 10: ______
- Estimate 84 + 88 by rounding each number to the nearest 10: ______
- Estimate 56 − 25 by rounding each number to the nearest 10: ______
- Estimate 44 + 23 by rounding each number to the nearest 10: ______
- Estimate 58 − 53 by rounding each number to the nearest 10: ______
- Estimate 23 + 72 by rounding each number to the nearest 10: ______
- Estimate 27 − 56 by rounding each number to the nearest 10: ______
- Estimate 76 − 48 by rounding each number to the nearest 10: ______
- Estimate 56 − 61 by rounding each number to the nearest 10: ______