Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 61 + 71 by rounding each number to the nearest 10: ______
- Estimate 89 − 35 by rounding each number to the nearest 10: ______
- Estimate 85 + 59 by rounding each number to the nearest 10: ______
- Estimate 86 − 23 by rounding each number to the nearest 10: ______
- Estimate 69 + 59 by rounding each number to the nearest 10: ______
- Estimate 78 + 23 by rounding each number to the nearest 10: ______
- Estimate 88 − 45 by rounding each number to the nearest 10: ______
- Estimate 49 + 32 by rounding each number to the nearest 10: ______
- Estimate 76 + 42 by rounding each number to the nearest 10: ______
- Estimate 82 + 41 by rounding each number to the nearest 10: ______
- Estimate 70 + 27 by rounding each number to the nearest 10: ______
- Estimate 32 + 32 by rounding each number to the nearest 10: ______
- Estimate 36 + 61 by rounding each number to the nearest 10: ______
- Estimate 83 − 47 by rounding each number to the nearest 10: ______
- Estimate 44 − 70 by rounding each number to the nearest 10: ______
- Estimate 29 − 48 by rounding each number to the nearest 10: ______
- Estimate 55 − 83 by rounding each number to the nearest 10: ______
- Estimate 84 − 27 by rounding each number to the nearest 10: ______
- Estimate 61 + 63 by rounding each number to the nearest 10: ______
- Estimate 82 − 41 by rounding each number to the nearest 10: ______