Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 53 − 79 by rounding each number to the nearest 10: ______
- Estimate 85 + 56 by rounding each number to the nearest 10: ______
- Estimate 80 − 64 by rounding each number to the nearest 10: ______
- Estimate 39 + 70 by rounding each number to the nearest 10: ______
- Estimate 42 + 25 by rounding each number to the nearest 10: ______
- Estimate 82 + 54 by rounding each number to the nearest 10: ______
- Estimate 56 + 50 by rounding each number to the nearest 10: ______
- Estimate 27 + 69 by rounding each number to the nearest 10: ______
- Estimate 76 − 49 by rounding each number to the nearest 10: ______
- Estimate 89 − 34 by rounding each number to the nearest 10: ______
- Estimate 26 − 61 by rounding each number to the nearest 10: ______
- Estimate 22 + 75 by rounding each number to the nearest 10: ______
- Estimate 58 + 40 by rounding each number to the nearest 10: ______
- Estimate 38 − 73 by rounding each number to the nearest 10: ______
- Estimate 46 − 62 by rounding each number to the nearest 10: ______
- Estimate 80 + 40 by rounding each number to the nearest 10: ______
- Estimate 68 + 70 by rounding each number to the nearest 10: ______
- Estimate 38 + 70 by rounding each number to the nearest 10: ______
- Estimate 83 − 51 by rounding each number to the nearest 10: ______
- Estimate 67 − 89 by rounding each number to the nearest 10: ______