Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 35 − 80 by rounding each number to the nearest 10: ______
- Estimate 68 − 61 by rounding each number to the nearest 10: ______
- Estimate 25 + 50 by rounding each number to the nearest 10: ______
- Estimate 75 − 21 by rounding each number to the nearest 10: ______
- Estimate 33 + 63 by rounding each number to the nearest 10: ______
- Estimate 35 − 54 by rounding each number to the nearest 10: ______
- Estimate 39 − 63 by rounding each number to the nearest 10: ______
- Estimate 63 + 62 by rounding each number to the nearest 10: ______
- Estimate 28 − 31 by rounding each number to the nearest 10: ______
- Estimate 65 − 29 by rounding each number to the nearest 10: ______
- Estimate 39 + 55 by rounding each number to the nearest 10: ______
- Estimate 21 − 84 by rounding each number to the nearest 10: ______
- Estimate 82 + 62 by rounding each number to the nearest 10: ______
- Estimate 52 − 42 by rounding each number to the nearest 10: ______
- Estimate 63 − 66 by rounding each number to the nearest 10: ______
- Estimate 43 + 70 by rounding each number to the nearest 10: ______
- Estimate 43 + 39 by rounding each number to the nearest 10: ______
- Estimate 56 + 35 by rounding each number to the nearest 10: ______
- Estimate 56 + 76 by rounding each number to the nearest 10: ______
- Estimate 70 − 75 by rounding each number to the nearest 10: ______