Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 64 − 39 by rounding each number to the nearest 10: ______
- Estimate 68 + 55 by rounding each number to the nearest 10: ______
- Estimate 45 + 76 by rounding each number to the nearest 10: ______
- Estimate 38 − 76 by rounding each number to the nearest 10: ______
- Estimate 73 − 51 by rounding each number to the nearest 10: ______
- Estimate 74 + 82 by rounding each number to the nearest 10: ______
- Estimate 61 + 55 by rounding each number to the nearest 10: ______
- Estimate 49 − 25 by rounding each number to the nearest 10: ______
- Estimate 76 − 40 by rounding each number to the nearest 10: ______
- Estimate 51 + 39 by rounding each number to the nearest 10: ______
- Estimate 63 − 66 by rounding each number to the nearest 10: ______
- Estimate 77 + 44 by rounding each number to the nearest 10: ______
- Estimate 36 + 29 by rounding each number to the nearest 10: ______
- Estimate 30 + 53 by rounding each number to the nearest 10: ______
- Estimate 61 + 69 by rounding each number to the nearest 10: ______
- Estimate 71 − 22 by rounding each number to the nearest 10: ______
- Estimate 71 − 59 by rounding each number to the nearest 10: ______
- Estimate 38 − 75 by rounding each number to the nearest 10: ______
- Estimate 82 − 74 by rounding each number to the nearest 10: ______
- Estimate 61 − 49 by rounding each number to the nearest 10: ______