Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 66 − 26 by rounding each number to the nearest 10: ______
- Estimate 31 + 33 by rounding each number to the nearest 10: ______
- Estimate 23 − 63 by rounding each number to the nearest 10: ______
- Estimate 37 − 52 by rounding each number to the nearest 10: ______
- Estimate 38 − 35 by rounding each number to the nearest 10: ______
- Estimate 84 + 31 by rounding each number to the nearest 10: ______
- Estimate 28 − 40 by rounding each number to the nearest 10: ______
- Estimate 23 − 26 by rounding each number to the nearest 10: ______
- Estimate 71 + 32 by rounding each number to the nearest 10: ______
- Estimate 63 − 38 by rounding each number to the nearest 10: ______
- Estimate 26 − 78 by rounding each number to the nearest 10: ______
- Estimate 37 + 53 by rounding each number to the nearest 10: ______
- Estimate 78 − 43 by rounding each number to the nearest 10: ______
- Estimate 82 − 87 by rounding each number to the nearest 10: ______
- Estimate 35 + 34 by rounding each number to the nearest 10: ______
- Estimate 39 − 87 by rounding each number to the nearest 10: ______
- Estimate 59 − 37 by rounding each number to the nearest 10: ______
- Estimate 31 − 64 by rounding each number to the nearest 10: ______
- Estimate 45 − 53 by rounding each number to the nearest 10: ______
- Estimate 78 + 83 by rounding each number to the nearest 10: ______