Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 31 + 48 by rounding each number to the nearest 10: ______
- Estimate 86 + 25 by rounding each number to the nearest 10: ______
- Estimate 25 + 82 by rounding each number to the nearest 10: ______
- Estimate 78 − 26 by rounding each number to the nearest 10: ______
- Estimate 25 + 47 by rounding each number to the nearest 10: ______
- Estimate 74 − 29 by rounding each number to the nearest 10: ______
- Estimate 25 − 68 by rounding each number to the nearest 10: ______
- Estimate 69 + 58 by rounding each number to the nearest 10: ______
- Estimate 70 − 43 by rounding each number to the nearest 10: ______
- Estimate 26 + 31 by rounding each number to the nearest 10: ______
- Estimate 23 − 41 by rounding each number to the nearest 10: ______
- Estimate 85 − 56 by rounding each number to the nearest 10: ______
- Estimate 58 − 68 by rounding each number to the nearest 10: ______
- Estimate 43 + 88 by rounding each number to the nearest 10: ______
- Estimate 72 + 27 by rounding each number to the nearest 10: ______
- Estimate 41 − 69 by rounding each number to the nearest 10: ______
- Estimate 68 + 27 by rounding each number to the nearest 10: ______
- Estimate 59 + 73 by rounding each number to the nearest 10: ______
- Estimate 38 − 44 by rounding each number to the nearest 10: ______
- Estimate 75 + 48 by rounding each number to the nearest 10: ______