Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 44 + 23 by rounding each number to the nearest 10: ______
- Estimate 59 + 49 by rounding each number to the nearest 10: ______
- Estimate 77 − 22 by rounding each number to the nearest 10: ______
- Estimate 23 − 28 by rounding each number to the nearest 10: ______
- Estimate 86 + 34 by rounding each number to the nearest 10: ______
- Estimate 46 + 88 by rounding each number to the nearest 10: ______
- Estimate 49 − 29 by rounding each number to the nearest 10: ______
- Estimate 22 + 55 by rounding each number to the nearest 10: ______
- Estimate 59 − 28 by rounding each number to the nearest 10: ______
- Estimate 21 − 25 by rounding each number to the nearest 10: ______
- Estimate 33 + 83 by rounding each number to the nearest 10: ______
- Estimate 58 − 31 by rounding each number to the nearest 10: ______
- Estimate 31 − 76 by rounding each number to the nearest 10: ______
- Estimate 43 + 45 by rounding each number to the nearest 10: ______
- Estimate 58 + 46 by rounding each number to the nearest 10: ______
- Estimate 48 + 74 by rounding each number to the nearest 10: ______
- Estimate 66 − 43 by rounding each number to the nearest 10: ______
- Estimate 22 + 60 by rounding each number to the nearest 10: ______
- Estimate 21 + 74 by rounding each number to the nearest 10: ______
- Estimate 50 − 45 by rounding each number to the nearest 10: ______