Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 82 + 29 by rounding each number to the nearest 10: ______
- Estimate 52 − 52 by rounding each number to the nearest 10: ______
- Estimate 21 + 29 by rounding each number to the nearest 10: ______
- Estimate 79 + 28 by rounding each number to the nearest 10: ______
- Estimate 21 + 86 by rounding each number to the nearest 10: ______
- Estimate 34 + 24 by rounding each number to the nearest 10: ______
- Estimate 48 − 38 by rounding each number to the nearest 10: ______
- Estimate 84 + 84 by rounding each number to the nearest 10: ______
- Estimate 88 − 38 by rounding each number to the nearest 10: ______
- Estimate 78 − 33 by rounding each number to the nearest 10: ______
- Estimate 44 + 69 by rounding each number to the nearest 10: ______
- Estimate 78 − 27 by rounding each number to the nearest 10: ______
- Estimate 83 − 68 by rounding each number to the nearest 10: ______
- Estimate 35 + 34 by rounding each number to the nearest 10: ______
- Estimate 24 + 60 by rounding each number to the nearest 10: ______
- Estimate 49 + 46 by rounding each number to the nearest 10: ______
- Estimate 65 + 53 by rounding each number to the nearest 10: ______
- Estimate 34 + 41 by rounding each number to the nearest 10: ______
- Estimate 28 + 59 by rounding each number to the nearest 10: ______
- Estimate 38 − 71 by rounding each number to the nearest 10: ______