Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 49 − 86 by rounding each number to the nearest 10: ______
- Estimate 65 + 41 by rounding each number to the nearest 10: ______
- Estimate 45 − 38 by rounding each number to the nearest 10: ______
- Estimate 62 − 76 by rounding each number to the nearest 10: ______
- Estimate 54 + 30 by rounding each number to the nearest 10: ______
- Estimate 60 − 32 by rounding each number to the nearest 10: ______
- Estimate 32 + 30 by rounding each number to the nearest 10: ______
- Estimate 78 − 21 by rounding each number to the nearest 10: ______
- Estimate 88 + 40 by rounding each number to the nearest 10: ______
- Estimate 71 − 56 by rounding each number to the nearest 10: ______
- Estimate 23 + 75 by rounding each number to the nearest 10: ______
- Estimate 72 − 39 by rounding each number to the nearest 10: ______
- Estimate 60 + 82 by rounding each number to the nearest 10: ______
- Estimate 80 + 55 by rounding each number to the nearest 10: ______
- Estimate 78 − 62 by rounding each number to the nearest 10: ______
- Estimate 35 − 49 by rounding each number to the nearest 10: ______
- Estimate 23 − 52 by rounding each number to the nearest 10: ______
- Estimate 78 + 58 by rounding each number to the nearest 10: ______
- Estimate 68 + 69 by rounding each number to the nearest 10: ______
- Estimate 39 + 88 by rounding each number to the nearest 10: ______