Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 54 + 29 by rounding each number to the nearest 10: ______
- Estimate 65 − 29 by rounding each number to the nearest 10: ______
- Estimate 74 − 50 by rounding each number to the nearest 10: ______
- Estimate 86 + 84 by rounding each number to the nearest 10: ______
- Estimate 59 + 39 by rounding each number to the nearest 10: ______
- Estimate 69 − 35 by rounding each number to the nearest 10: ______
- Estimate 76 − 58 by rounding each number to the nearest 10: ______
- Estimate 37 − 53 by rounding each number to the nearest 10: ______
- Estimate 23 − 47 by rounding each number to the nearest 10: ______
- Estimate 55 + 26 by rounding each number to the nearest 10: ______
- Estimate 36 − 65 by rounding each number to the nearest 10: ______
- Estimate 25 + 39 by rounding each number to the nearest 10: ______
- Estimate 76 + 34 by rounding each number to the nearest 10: ______
- Estimate 56 + 36 by rounding each number to the nearest 10: ______
- Estimate 77 − 81 by rounding each number to the nearest 10: ______
- Estimate 39 − 59 by rounding each number to the nearest 10: ______
- Estimate 49 − 72 by rounding each number to the nearest 10: ______
- Estimate 63 − 58 by rounding each number to the nearest 10: ______
- Estimate 85 + 37 by rounding each number to the nearest 10: ______
- Estimate 24 + 30 by rounding each number to the nearest 10: ______