Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 30 + 39 by rounding each number to the nearest 10: ______
- Estimate 76 − 27 by rounding each number to the nearest 10: ______
- Estimate 22 + 70 by rounding each number to the nearest 10: ______
- Estimate 64 − 24 by rounding each number to the nearest 10: ______
- Estimate 65 − 31 by rounding each number to the nearest 10: ______
- Estimate 73 + 70 by rounding each number to the nearest 10: ______
- Estimate 82 + 28 by rounding each number to the nearest 10: ______
- Estimate 48 + 81 by rounding each number to the nearest 10: ______
- Estimate 43 − 68 by rounding each number to the nearest 10: ______
- Estimate 66 + 22 by rounding each number to the nearest 10: ______
- Estimate 76 + 34 by rounding each number to the nearest 10: ______
- Estimate 33 − 86 by rounding each number to the nearest 10: ______
- Estimate 50 − 88 by rounding each number to the nearest 10: ______
- Estimate 48 + 63 by rounding each number to the nearest 10: ______
- Estimate 24 − 22 by rounding each number to the nearest 10: ______
- Estimate 80 − 68 by rounding each number to the nearest 10: ______
- Estimate 21 − 22 by rounding each number to the nearest 10: ______
- Estimate 89 + 23 by rounding each number to the nearest 10: ______
- Estimate 34 + 87 by rounding each number to the nearest 10: ______
- Estimate 89 − 56 by rounding each number to the nearest 10: ______