Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 24 + 60 by rounding each number to the nearest 10: ______
- Estimate 34 + 89 by rounding each number to the nearest 10: ______
- Estimate 27 + 39 by rounding each number to the nearest 10: ______
- Estimate 21 − 48 by rounding each number to the nearest 10: ______
- Estimate 64 − 31 by rounding each number to the nearest 10: ______
- Estimate 79 − 33 by rounding each number to the nearest 10: ______
- Estimate 65 + 78 by rounding each number to the nearest 10: ______
- Estimate 70 + 71 by rounding each number to the nearest 10: ______
- Estimate 59 + 34 by rounding each number to the nearest 10: ______
- Estimate 53 + 76 by rounding each number to the nearest 10: ______
- Estimate 28 − 73 by rounding each number to the nearest 10: ______
- Estimate 85 − 50 by rounding each number to the nearest 10: ______
- Estimate 40 − 46 by rounding each number to the nearest 10: ______
- Estimate 79 + 32 by rounding each number to the nearest 10: ______
- Estimate 44 − 89 by rounding each number to the nearest 10: ______
- Estimate 26 − 84 by rounding each number to the nearest 10: ______
- Estimate 70 + 63 by rounding each number to the nearest 10: ______
- Estimate 30 + 59 by rounding each number to the nearest 10: ______
- Estimate 39 − 33 by rounding each number to the nearest 10: ______
- Estimate 81 + 50 by rounding each number to the nearest 10: ______