Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 24 + 32 by rounding each number to the nearest 10: ______
- Estimate 21 + 29 by rounding each number to the nearest 10: ______
- Estimate 85 + 63 by rounding each number to the nearest 10: ______
- Estimate 35 + 71 by rounding each number to the nearest 10: ______
- Estimate 51 + 34 by rounding each number to the nearest 10: ______
- Estimate 61 − 81 by rounding each number to the nearest 10: ______
- Estimate 21 − 84 by rounding each number to the nearest 10: ______
- Estimate 23 + 80 by rounding each number to the nearest 10: ______
- Estimate 59 + 44 by rounding each number to the nearest 10: ______
- Estimate 34 − 67 by rounding each number to the nearest 10: ______
- Estimate 75 − 88 by rounding each number to the nearest 10: ______
- Estimate 53 − 65 by rounding each number to the nearest 10: ______
- Estimate 39 + 26 by rounding each number to the nearest 10: ______
- Estimate 36 − 44 by rounding each number to the nearest 10: ______
- Estimate 23 + 58 by rounding each number to the nearest 10: ______
- Estimate 70 + 54 by rounding each number to the nearest 10: ______
- Estimate 21 − 71 by rounding each number to the nearest 10: ______
- Estimate 31 − 39 by rounding each number to the nearest 10: ______
- Estimate 82 − 63 by rounding each number to the nearest 10: ______
- Estimate 44 − 88 by rounding each number to the nearest 10: ______