Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 53 − 75 by rounding each number to the nearest 10: ______
- Estimate 38 + 22 by rounding each number to the nearest 10: ______
- Estimate 66 + 49 by rounding each number to the nearest 10: ______
- Estimate 43 + 80 by rounding each number to the nearest 10: ______
- Estimate 84 + 71 by rounding each number to the nearest 10: ______
- Estimate 66 − 80 by rounding each number to the nearest 10: ______
- Estimate 69 − 44 by rounding each number to the nearest 10: ______
- Estimate 73 + 89 by rounding each number to the nearest 10: ______
- Estimate 88 + 84 by rounding each number to the nearest 10: ______
- Estimate 83 − 40 by rounding each number to the nearest 10: ______
- Estimate 43 − 21 by rounding each number to the nearest 10: ______
- Estimate 38 + 44 by rounding each number to the nearest 10: ______
- Estimate 86 − 33 by rounding each number to the nearest 10: ______
- Estimate 45 + 65 by rounding each number to the nearest 10: ______
- Estimate 56 + 83 by rounding each number to the nearest 10: ______
- Estimate 69 + 53 by rounding each number to the nearest 10: ______
- Estimate 66 + 37 by rounding each number to the nearest 10: ______
- Estimate 86 + 79 by rounding each number to the nearest 10: ______
- Estimate 27 + 63 by rounding each number to the nearest 10: ______
- Estimate 75 + 67 by rounding each number to the nearest 10: ______