Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 78 + 79 by rounding each number to the nearest 10: ______
- Estimate 41 − 84 by rounding each number to the nearest 10: ______
- Estimate 39 + 49 by rounding each number to the nearest 10: ______
- Estimate 63 − 33 by rounding each number to the nearest 10: ______
- Estimate 46 − 26 by rounding each number to the nearest 10: ______
- Estimate 33 − 24 by rounding each number to the nearest 10: ______
- Estimate 41 − 26 by rounding each number to the nearest 10: ______
- Estimate 24 − 34 by rounding each number to the nearest 10: ______
- Estimate 34 − 70 by rounding each number to the nearest 10: ______
- Estimate 71 − 38 by rounding each number to the nearest 10: ______
- Estimate 50 + 51 by rounding each number to the nearest 10: ______
- Estimate 80 − 84 by rounding each number to the nearest 10: ______
- Estimate 65 + 52 by rounding each number to the nearest 10: ______
- Estimate 86 − 48 by rounding each number to the nearest 10: ______
- Estimate 71 + 33 by rounding each number to the nearest 10: ______
- Estimate 39 + 31 by rounding each number to the nearest 10: ______
- Estimate 39 − 27 by rounding each number to the nearest 10: ______
- Estimate 56 − 55 by rounding each number to the nearest 10: ______
- Estimate 82 − 72 by rounding each number to the nearest 10: ______
- Estimate 88 + 33 by rounding each number to the nearest 10: ______