Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 26 + 40 by rounding each number to the nearest 10: ______
- Estimate 77 + 73 by rounding each number to the nearest 10: ______
- Estimate 73 − 86 by rounding each number to the nearest 10: ______
- Estimate 39 + 55 by rounding each number to the nearest 10: ______
- Estimate 25 − 50 by rounding each number to the nearest 10: ______
- Estimate 78 − 46 by rounding each number to the nearest 10: ______
- Estimate 51 + 52 by rounding each number to the nearest 10: ______
- Estimate 45 + 28 by rounding each number to the nearest 10: ______
- Estimate 75 + 32 by rounding each number to the nearest 10: ______
- Estimate 27 − 53 by rounding each number to the nearest 10: ______
- Estimate 85 − 32 by rounding each number to the nearest 10: ______
- Estimate 53 − 87 by rounding each number to the nearest 10: ______
- Estimate 82 + 77 by rounding each number to the nearest 10: ______
- Estimate 48 + 39 by rounding each number to the nearest 10: ______
- Estimate 57 + 88 by rounding each number to the nearest 10: ______
- Estimate 33 − 23 by rounding each number to the nearest 10: ______
- Estimate 27 + 49 by rounding each number to the nearest 10: ______
- Estimate 56 − 28 by rounding each number to the nearest 10: ______
- Estimate 82 − 60 by rounding each number to the nearest 10: ______
- Estimate 47 − 46 by rounding each number to the nearest 10: ______