Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 78 − 53 by rounding each number to the nearest 10: ______
- Estimate 35 − 46 by rounding each number to the nearest 10: ______
- Estimate 27 + 76 by rounding each number to the nearest 10: ______
- Estimate 39 + 59 by rounding each number to the nearest 10: ______
- Estimate 83 − 75 by rounding each number to the nearest 10: ______
- Estimate 36 + 83 by rounding each number to the nearest 10: ______
- Estimate 59 − 23 by rounding each number to the nearest 10: ______
- Estimate 34 + 21 by rounding each number to the nearest 10: ______
- Estimate 30 − 54 by rounding each number to the nearest 10: ______
- Estimate 51 − 62 by rounding each number to the nearest 10: ______
- Estimate 41 + 74 by rounding each number to the nearest 10: ______
- Estimate 70 + 36 by rounding each number to the nearest 10: ______
- Estimate 72 + 81 by rounding each number to the nearest 10: ______
- Estimate 89 + 29 by rounding each number to the nearest 10: ______
- Estimate 24 − 31 by rounding each number to the nearest 10: ______
- Estimate 22 + 45 by rounding each number to the nearest 10: ______
- Estimate 48 + 86 by rounding each number to the nearest 10: ______
- Estimate 38 + 28 by rounding each number to the nearest 10: ______
- Estimate 27 − 31 by rounding each number to the nearest 10: ______
- Estimate 62 + 26 by rounding each number to the nearest 10: ______