Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 26 + 62 by rounding each number to the nearest 10: ______
- Estimate 59 + 64 by rounding each number to the nearest 10: ______
- Estimate 21 − 88 by rounding each number to the nearest 10: ______
- Estimate 86 + 29 by rounding each number to the nearest 10: ______
- Estimate 82 + 31 by rounding each number to the nearest 10: ______
- Estimate 73 − 76 by rounding each number to the nearest 10: ______
- Estimate 41 + 81 by rounding each number to the nearest 10: ______
- Estimate 68 + 32 by rounding each number to the nearest 10: ______
- Estimate 56 − 64 by rounding each number to the nearest 10: ______
- Estimate 31 + 28 by rounding each number to the nearest 10: ______
- Estimate 81 − 63 by rounding each number to the nearest 10: ______
- Estimate 24 + 85 by rounding each number to the nearest 10: ______
- Estimate 50 − 30 by rounding each number to the nearest 10: ______
- Estimate 80 + 69 by rounding each number to the nearest 10: ______
- Estimate 46 + 69 by rounding each number to the nearest 10: ______
- Estimate 76 + 32 by rounding each number to the nearest 10: ______
- Estimate 46 − 52 by rounding each number to the nearest 10: ______
- Estimate 85 + 75 by rounding each number to the nearest 10: ______
- Estimate 29 − 55 by rounding each number to the nearest 10: ______
- Estimate 23 + 27 by rounding each number to the nearest 10: ______