Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 49 + 65 by rounding each number to the nearest 10: ______
- Estimate 60 − 36 by rounding each number to the nearest 10: ______
- Estimate 67 − 75 by rounding each number to the nearest 10: ______
- Estimate 84 − 63 by rounding each number to the nearest 10: ______
- Estimate 33 + 23 by rounding each number to the nearest 10: ______
- Estimate 41 − 46 by rounding each number to the nearest 10: ______
- Estimate 45 − 23 by rounding each number to the nearest 10: ______
- Estimate 73 + 87 by rounding each number to the nearest 10: ______
- Estimate 86 − 58 by rounding each number to the nearest 10: ______
- Estimate 35 − 24 by rounding each number to the nearest 10: ______
- Estimate 76 + 65 by rounding each number to the nearest 10: ______
- Estimate 70 + 59 by rounding each number to the nearest 10: ______
- Estimate 54 + 47 by rounding each number to the nearest 10: ______
- Estimate 46 − 65 by rounding each number to the nearest 10: ______
- Estimate 77 + 76 by rounding each number to the nearest 10: ______
- Estimate 37 − 22 by rounding each number to the nearest 10: ______
- Estimate 39 + 85 by rounding each number to the nearest 10: ______
- Estimate 37 − 30 by rounding each number to the nearest 10: ______
- Estimate 22 − 48 by rounding each number to the nearest 10: ______
- Estimate 89 − 35 by rounding each number to the nearest 10: ______