Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 22 + 52 by rounding each number to the nearest 10: ______
- Estimate 76 + 83 by rounding each number to the nearest 10: ______
- Estimate 54 − 68 by rounding each number to the nearest 10: ______
- Estimate 72 − 35 by rounding each number to the nearest 10: ______
- Estimate 55 − 52 by rounding each number to the nearest 10: ______
- Estimate 31 + 35 by rounding each number to the nearest 10: ______
- Estimate 67 − 85 by rounding each number to the nearest 10: ______
- Estimate 89 + 63 by rounding each number to the nearest 10: ______
- Estimate 22 − 64 by rounding each number to the nearest 10: ______
- Estimate 68 − 45 by rounding each number to the nearest 10: ______
- Estimate 65 + 78 by rounding each number to the nearest 10: ______
- Estimate 27 − 56 by rounding each number to the nearest 10: ______
- Estimate 59 + 83 by rounding each number to the nearest 10: ______
- Estimate 77 + 37 by rounding each number to the nearest 10: ______
- Estimate 66 + 85 by rounding each number to the nearest 10: ______
- Estimate 64 + 64 by rounding each number to the nearest 10: ______
- Estimate 38 − 49 by rounding each number to the nearest 10: ______
- Estimate 67 − 75 by rounding each number to the nearest 10: ______
- Estimate 67 + 45 by rounding each number to the nearest 10: ______
- Estimate 34 + 35 by rounding each number to the nearest 10: ______