Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 70 + 60 by rounding each number to the nearest 10: ______
- Estimate 67 − 29 by rounding each number to the nearest 10: ______
- Estimate 27 + 42 by rounding each number to the nearest 10: ______
- Estimate 33 + 84 by rounding each number to the nearest 10: ______
- Estimate 34 + 64 by rounding each number to the nearest 10: ______
- Estimate 77 + 24 by rounding each number to the nearest 10: ______
- Estimate 65 + 64 by rounding each number to the nearest 10: ______
- Estimate 78 + 76 by rounding each number to the nearest 10: ______
- Estimate 66 + 46 by rounding each number to the nearest 10: ______
- Estimate 48 − 39 by rounding each number to the nearest 10: ______
- Estimate 32 + 41 by rounding each number to the nearest 10: ______
- Estimate 21 − 80 by rounding each number to the nearest 10: ______
- Estimate 33 − 87 by rounding each number to the nearest 10: ______
- Estimate 73 − 79 by rounding each number to the nearest 10: ______
- Estimate 60 − 33 by rounding each number to the nearest 10: ______
- Estimate 70 − 45 by rounding each number to the nearest 10: ______
- Estimate 58 + 81 by rounding each number to the nearest 10: ______
- Estimate 66 − 85 by rounding each number to the nearest 10: ______
- Estimate 66 − 28 by rounding each number to the nearest 10: ______
- Estimate 21 − 50 by rounding each number to the nearest 10: ______