Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 62 + 37 by rounding each number to the nearest 10: ______
- Estimate 52 + 23 by rounding each number to the nearest 10: ______
- Estimate 69 − 47 by rounding each number to the nearest 10: ______
- Estimate 74 − 32 by rounding each number to the nearest 10: ______
- Estimate 85 − 78 by rounding each number to the nearest 10: ______
- Estimate 58 + 28 by rounding each number to the nearest 10: ______
- Estimate 51 − 23 by rounding each number to the nearest 10: ______
- Estimate 56 + 23 by rounding each number to the nearest 10: ______
- Estimate 39 − 86 by rounding each number to the nearest 10: ______
- Estimate 46 + 84 by rounding each number to the nearest 10: ______
- Estimate 60 + 71 by rounding each number to the nearest 10: ______
- Estimate 67 + 21 by rounding each number to the nearest 10: ______
- Estimate 78 + 22 by rounding each number to the nearest 10: ______
- Estimate 36 + 29 by rounding each number to the nearest 10: ______
- Estimate 65 − 58 by rounding each number to the nearest 10: ______
- Estimate 25 + 33 by rounding each number to the nearest 10: ______
- Estimate 41 + 25 by rounding each number to the nearest 10: ______
- Estimate 65 − 62 by rounding each number to the nearest 10: ______
- Estimate 51 − 27 by rounding each number to the nearest 10: ______
- Estimate 67 + 31 by rounding each number to the nearest 10: ______