Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 25 − 79 by rounding each number to the nearest 10: ______
- Estimate 49 − 56 by rounding each number to the nearest 10: ______
- Estimate 22 − 27 by rounding each number to the nearest 10: ______
- Estimate 66 − 79 by rounding each number to the nearest 10: ______
- Estimate 33 + 59 by rounding each number to the nearest 10: ______
- Estimate 31 − 63 by rounding each number to the nearest 10: ______
- Estimate 61 + 23 by rounding each number to the nearest 10: ______
- Estimate 21 − 30 by rounding each number to the nearest 10: ______
- Estimate 74 − 81 by rounding each number to the nearest 10: ______
- Estimate 21 − 80 by rounding each number to the nearest 10: ______
- Estimate 55 − 37 by rounding each number to the nearest 10: ______
- Estimate 73 + 25 by rounding each number to the nearest 10: ______
- Estimate 83 − 59 by rounding each number to the nearest 10: ______
- Estimate 87 + 82 by rounding each number to the nearest 10: ______
- Estimate 62 − 46 by rounding each number to the nearest 10: ______
- Estimate 70 + 26 by rounding each number to the nearest 10: ______
- Estimate 49 + 74 by rounding each number to the nearest 10: ______
- Estimate 25 + 46 by rounding each number to the nearest 10: ______
- Estimate 26 − 47 by rounding each number to the nearest 10: ______
- Estimate 79 + 40 by rounding each number to the nearest 10: ______