Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 81 − 36 by rounding each number to the nearest 10: ______
- Estimate 27 + 47 by rounding each number to the nearest 10: ______
- Estimate 47 + 34 by rounding each number to the nearest 10: ______
- Estimate 36 − 74 by rounding each number to the nearest 10: ______
- Estimate 66 + 43 by rounding each number to the nearest 10: ______
- Estimate 78 − 87 by rounding each number to the nearest 10: ______
- Estimate 43 − 23 by rounding each number to the nearest 10: ______
- Estimate 81 + 76 by rounding each number to the nearest 10: ______
- Estimate 44 − 53 by rounding each number to the nearest 10: ______
- Estimate 69 − 63 by rounding each number to the nearest 10: ______
- Estimate 88 + 27 by rounding each number to the nearest 10: ______
- Estimate 36 − 67 by rounding each number to the nearest 10: ______
- Estimate 48 + 25 by rounding each number to the nearest 10: ______
- Estimate 76 + 78 by rounding each number to the nearest 10: ______
- Estimate 50 + 62 by rounding each number to the nearest 10: ______
- Estimate 43 − 39 by rounding each number to the nearest 10: ______
- Estimate 44 + 75 by rounding each number to the nearest 10: ______
- Estimate 29 + 49 by rounding each number to the nearest 10: ______
- Estimate 34 − 45 by rounding each number to the nearest 10: ______
- Estimate 77 + 69 by rounding each number to the nearest 10: ______