Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 65 + 77 by rounding each number to the nearest 10: ______
- Estimate 36 + 83 by rounding each number to the nearest 10: ______
- Estimate 36 − 72 by rounding each number to the nearest 10: ______
- Estimate 58 + 64 by rounding each number to the nearest 10: ______
- Estimate 24 + 53 by rounding each number to the nearest 10: ______
- Estimate 30 + 85 by rounding each number to the nearest 10: ______
- Estimate 24 − 70 by rounding each number to the nearest 10: ______
- Estimate 49 − 66 by rounding each number to the nearest 10: ______
- Estimate 81 − 60 by rounding each number to the nearest 10: ______
- Estimate 62 + 83 by rounding each number to the nearest 10: ______
- Estimate 29 + 60 by rounding each number to the nearest 10: ______
- Estimate 21 + 69 by rounding each number to the nearest 10: ______
- Estimate 39 − 70 by rounding each number to the nearest 10: ______
- Estimate 76 − 52 by rounding each number to the nearest 10: ______
- Estimate 73 − 41 by rounding each number to the nearest 10: ______
- Estimate 54 + 57 by rounding each number to the nearest 10: ______
- Estimate 25 − 87 by rounding each number to the nearest 10: ______
- Estimate 82 − 84 by rounding each number to the nearest 10: ______
- Estimate 37 + 75 by rounding each number to the nearest 10: ______
- Estimate 26 − 68 by rounding each number to the nearest 10: ______