Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 38 − 83 by rounding each number to the nearest 10: ______
- Estimate 43 − 49 by rounding each number to the nearest 10: ______
- Estimate 23 − 56 by rounding each number to the nearest 10: ______
- Estimate 47 − 88 by rounding each number to the nearest 10: ______
- Estimate 82 − 40 by rounding each number to the nearest 10: ______
- Estimate 72 + 24 by rounding each number to the nearest 10: ______
- Estimate 34 − 60 by rounding each number to the nearest 10: ______
- Estimate 32 − 34 by rounding each number to the nearest 10: ______
- Estimate 54 + 66 by rounding each number to the nearest 10: ______
- Estimate 25 − 83 by rounding each number to the nearest 10: ______
- Estimate 46 + 56 by rounding each number to the nearest 10: ______
- Estimate 63 − 38 by rounding each number to the nearest 10: ______
- Estimate 85 + 51 by rounding each number to the nearest 10: ______
- Estimate 23 + 83 by rounding each number to the nearest 10: ______
- Estimate 40 + 39 by rounding each number to the nearest 10: ______
- Estimate 33 − 46 by rounding each number to the nearest 10: ______
- Estimate 68 + 74 by rounding each number to the nearest 10: ______
- Estimate 36 − 23 by rounding each number to the nearest 10: ______
- Estimate 42 − 87 by rounding each number to the nearest 10: ______
- Estimate 54 − 81 by rounding each number to the nearest 10: ______