Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 88 + 45 by rounding each number to the nearest 10: ______
- Estimate 61 + 28 by rounding each number to the nearest 10: ______
- Estimate 76 − 59 by rounding each number to the nearest 10: ______
- Estimate 27 + 70 by rounding each number to the nearest 10: ______
- Estimate 51 − 44 by rounding each number to the nearest 10: ______
- Estimate 58 − 52 by rounding each number to the nearest 10: ______
- Estimate 84 + 74 by rounding each number to the nearest 10: ______
- Estimate 29 − 28 by rounding each number to the nearest 10: ______
- Estimate 40 + 21 by rounding each number to the nearest 10: ______
- Estimate 86 + 55 by rounding each number to the nearest 10: ______
- Estimate 21 − 28 by rounding each number to the nearest 10: ______
- Estimate 53 + 66 by rounding each number to the nearest 10: ______
- Estimate 49 + 58 by rounding each number to the nearest 10: ______
- Estimate 54 + 80 by rounding each number to the nearest 10: ______
- Estimate 55 + 53 by rounding each number to the nearest 10: ______
- Estimate 66 + 40 by rounding each number to the nearest 10: ______
- Estimate 40 − 55 by rounding each number to the nearest 10: ______
- Estimate 40 − 47 by rounding each number to the nearest 10: ______
- Estimate 76 + 45 by rounding each number to the nearest 10: ______
- Estimate 39 + 45 by rounding each number to the nearest 10: ______