Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 38 + 36 by rounding each number to the nearest 10: ______
- Estimate 62 − 56 by rounding each number to the nearest 10: ______
- Estimate 81 + 70 by rounding each number to the nearest 10: ______
- Estimate 46 − 67 by rounding each number to the nearest 10: ______
- Estimate 83 − 68 by rounding each number to the nearest 10: ______
- Estimate 89 + 89 by rounding each number to the nearest 10: ______
- Estimate 67 − 88 by rounding each number to the nearest 10: ______
- Estimate 31 − 25 by rounding each number to the nearest 10: ______
- Estimate 22 + 56 by rounding each number to the nearest 10: ______
- Estimate 49 − 45 by rounding each number to the nearest 10: ______
- Estimate 25 − 22 by rounding each number to the nearest 10: ______
- Estimate 72 − 33 by rounding each number to the nearest 10: ______
- Estimate 37 + 52 by rounding each number to the nearest 10: ______
- Estimate 33 − 41 by rounding each number to the nearest 10: ______
- Estimate 59 − 81 by rounding each number to the nearest 10: ______
- Estimate 22 − 68 by rounding each number to the nearest 10: ______
- Estimate 55 + 59 by rounding each number to the nearest 10: ______
- Estimate 71 − 38 by rounding each number to the nearest 10: ______
- Estimate 34 − 22 by rounding each number to the nearest 10: ______
- Estimate 72 + 87 by rounding each number to the nearest 10: ______