Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 49 + 66 by rounding each number to the nearest 10: ______
- Estimate 26 − 64 by rounding each number to the nearest 10: ______
- Estimate 32 + 83 by rounding each number to the nearest 10: ______
- Estimate 33 + 37 by rounding each number to the nearest 10: ______
- Estimate 67 − 72 by rounding each number to the nearest 10: ______
- Estimate 28 − 39 by rounding each number to the nearest 10: ______
- Estimate 73 − 45 by rounding each number to the nearest 10: ______
- Estimate 54 + 76 by rounding each number to the nearest 10: ______
- Estimate 59 − 61 by rounding each number to the nearest 10: ______
- Estimate 70 − 30 by rounding each number to the nearest 10: ______
- Estimate 39 − 78 by rounding each number to the nearest 10: ______
- Estimate 82 + 33 by rounding each number to the nearest 10: ______
- Estimate 51 + 88 by rounding each number to the nearest 10: ______
- Estimate 66 − 50 by rounding each number to the nearest 10: ______
- Estimate 28 + 40 by rounding each number to the nearest 10: ______
- Estimate 57 + 78 by rounding each number to the nearest 10: ______
- Estimate 62 + 49 by rounding each number to the nearest 10: ______
- Estimate 25 − 78 by rounding each number to the nearest 10: ______
- Estimate 27 + 60 by rounding each number to the nearest 10: ______
- Estimate 89 + 23 by rounding each number to the nearest 10: ______