Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 35 + 30 by rounding each number to the nearest 10: ______
- Estimate 69 + 35 by rounding each number to the nearest 10: ______
- Estimate 31 + 81 by rounding each number to the nearest 10: ______
- Estimate 48 + 40 by rounding each number to the nearest 10: ______
- Estimate 87 − 61 by rounding each number to the nearest 10: ______
- Estimate 46 + 28 by rounding each number to the nearest 10: ______
- Estimate 43 − 41 by rounding each number to the nearest 10: ______
- Estimate 26 + 48 by rounding each number to the nearest 10: ______
- Estimate 52 + 58 by rounding each number to the nearest 10: ______
- Estimate 33 − 45 by rounding each number to the nearest 10: ______
- Estimate 35 − 24 by rounding each number to the nearest 10: ______
- Estimate 39 − 46 by rounding each number to the nearest 10: ______
- Estimate 83 + 28 by rounding each number to the nearest 10: ______
- Estimate 30 − 67 by rounding each number to the nearest 10: ______
- Estimate 61 − 37 by rounding each number to the nearest 10: ______
- Estimate 37 + 36 by rounding each number to the nearest 10: ______
- Estimate 60 − 63 by rounding each number to the nearest 10: ______
- Estimate 45 − 41 by rounding each number to the nearest 10: ______
- Estimate 77 − 21 by rounding each number to the nearest 10: ______
- Estimate 74 − 85 by rounding each number to the nearest 10: ______