Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 86 − 70 by rounding each number to the nearest 10: ______
- Estimate 66 − 34 by rounding each number to the nearest 10: ______
- Estimate 82 − 57 by rounding each number to the nearest 10: ______
- Estimate 84 + 67 by rounding each number to the nearest 10: ______
- Estimate 53 + 45 by rounding each number to the nearest 10: ______
- Estimate 80 − 23 by rounding each number to the nearest 10: ______
- Estimate 71 + 75 by rounding each number to the nearest 10: ______
- Estimate 52 − 40 by rounding each number to the nearest 10: ______
- Estimate 73 − 46 by rounding each number to the nearest 10: ______
- Estimate 41 − 37 by rounding each number to the nearest 10: ______
- Estimate 22 − 40 by rounding each number to the nearest 10: ______
- Estimate 29 − 70 by rounding each number to the nearest 10: ______
- Estimate 34 − 24 by rounding each number to the nearest 10: ______
- Estimate 50 − 22 by rounding each number to the nearest 10: ______
- Estimate 67 − 88 by rounding each number to the nearest 10: ______
- Estimate 42 − 37 by rounding each number to the nearest 10: ______
- Estimate 87 + 85 by rounding each number to the nearest 10: ______
- Estimate 87 − 45 by rounding each number to the nearest 10: ______
- Estimate 37 − 30 by rounding each number to the nearest 10: ______
- Estimate 33 − 74 by rounding each number to the nearest 10: ______