Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 65 + 84 by rounding each number to the nearest 10: ______
- Estimate 39 − 61 by rounding each number to the nearest 10: ______
- Estimate 52 − 39 by rounding each number to the nearest 10: ______
- Estimate 74 + 88 by rounding each number to the nearest 10: ______
- Estimate 23 + 73 by rounding each number to the nearest 10: ______
- Estimate 41 + 85 by rounding each number to the nearest 10: ______
- Estimate 81 − 33 by rounding each number to the nearest 10: ______
- Estimate 23 + 31 by rounding each number to the nearest 10: ______
- Estimate 32 + 82 by rounding each number to the nearest 10: ______
- Estimate 29 − 69 by rounding each number to the nearest 10: ______
- Estimate 78 − 49 by rounding each number to the nearest 10: ______
- Estimate 46 + 24 by rounding each number to the nearest 10: ______
- Estimate 80 − 29 by rounding each number to the nearest 10: ______
- Estimate 29 + 87 by rounding each number to the nearest 10: ______
- Estimate 24 − 71 by rounding each number to the nearest 10: ______
- Estimate 82 − 28 by rounding each number to the nearest 10: ______
- Estimate 34 + 75 by rounding each number to the nearest 10: ______
- Estimate 83 + 56 by rounding each number to the nearest 10: ______
- Estimate 60 − 64 by rounding each number to the nearest 10: ______
- Estimate 34 − 82 by rounding each number to the nearest 10: ______