Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 63 − 71 by rounding each number to the nearest 10: ______
- Estimate 72 − 34 by rounding each number to the nearest 10: ______
- Estimate 41 − 28 by rounding each number to the nearest 10: ______
- Estimate 63 + 50 by rounding each number to the nearest 10: ______
- Estimate 33 + 48 by rounding each number to the nearest 10: ______
- Estimate 71 + 60 by rounding each number to the nearest 10: ______
- Estimate 25 − 23 by rounding each number to the nearest 10: ______
- Estimate 72 − 70 by rounding each number to the nearest 10: ______
- Estimate 87 − 88 by rounding each number to the nearest 10: ______
- Estimate 50 − 58 by rounding each number to the nearest 10: ______
- Estimate 40 − 82 by rounding each number to the nearest 10: ______
- Estimate 87 − 52 by rounding each number to the nearest 10: ______
- Estimate 75 − 66 by rounding each number to the nearest 10: ______
- Estimate 68 + 62 by rounding each number to the nearest 10: ______
- Estimate 64 − 23 by rounding each number to the nearest 10: ______
- Estimate 68 + 30 by rounding each number to the nearest 10: ______
- Estimate 25 + 43 by rounding each number to the nearest 10: ______
- Estimate 86 − 33 by rounding each number to the nearest 10: ______
- Estimate 46 + 67 by rounding each number to the nearest 10: ______
- Estimate 75 + 74 by rounding each number to the nearest 10: ______