Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 59 + 40 by rounding each number to the nearest 10: ______
- Estimate 52 + 87 by rounding each number to the nearest 10: ______
- Estimate 23 + 30 by rounding each number to the nearest 10: ______
- Estimate 37 − 84 by rounding each number to the nearest 10: ______
- Estimate 60 − 79 by rounding each number to the nearest 10: ______
- Estimate 65 + 88 by rounding each number to the nearest 10: ______
- Estimate 64 + 48 by rounding each number to the nearest 10: ______
- Estimate 51 − 24 by rounding each number to the nearest 10: ______
- Estimate 82 − 81 by rounding each number to the nearest 10: ______
- Estimate 36 − 89 by rounding each number to the nearest 10: ______
- Estimate 65 + 64 by rounding each number to the nearest 10: ______
- Estimate 29 − 87 by rounding each number to the nearest 10: ______
- Estimate 49 − 26 by rounding each number to the nearest 10: ______
- Estimate 88 + 80 by rounding each number to the nearest 10: ______
- Estimate 34 − 49 by rounding each number to the nearest 10: ______
- Estimate 78 + 30 by rounding each number to the nearest 10: ______
- Estimate 75 + 24 by rounding each number to the nearest 10: ______
- Estimate 81 + 72 by rounding each number to the nearest 10: ______
- Estimate 86 − 36 by rounding each number to the nearest 10: ______
- Estimate 85 + 59 by rounding each number to the nearest 10: ______