Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 77 − 54 by rounding each number to the nearest 10: ______
- Estimate 24 − 65 by rounding each number to the nearest 10: ______
- Estimate 30 − 87 by rounding each number to the nearest 10: ______
- Estimate 29 − 33 by rounding each number to the nearest 10: ______
- Estimate 71 − 25 by rounding each number to the nearest 10: ______
- Estimate 64 − 40 by rounding each number to the nearest 10: ______
- Estimate 74 − 67 by rounding each number to the nearest 10: ______
- Estimate 82 − 31 by rounding each number to the nearest 10: ______
- Estimate 75 + 53 by rounding each number to the nearest 10: ______
- Estimate 41 − 35 by rounding each number to the nearest 10: ______
- Estimate 34 − 45 by rounding each number to the nearest 10: ______
- Estimate 86 − 47 by rounding each number to the nearest 10: ______
- Estimate 36 − 45 by rounding each number to the nearest 10: ______
- Estimate 62 − 34 by rounding each number to the nearest 10: ______
- Estimate 61 − 56 by rounding each number to the nearest 10: ______
- Estimate 35 − 63 by rounding each number to the nearest 10: ______
- Estimate 85 + 30 by rounding each number to the nearest 10: ______
- Estimate 67 − 24 by rounding each number to the nearest 10: ______
- Estimate 78 + 80 by rounding each number to the nearest 10: ______
- Estimate 48 − 82 by rounding each number to the nearest 10: ______