Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 63 + 43 by rounding each number to the nearest 10: ______
- Estimate 35 + 76 by rounding each number to the nearest 10: ______
- Estimate 87 − 78 by rounding each number to the nearest 10: ______
- Estimate 45 + 64 by rounding each number to the nearest 10: ______
- Estimate 25 + 54 by rounding each number to the nearest 10: ______
- Estimate 63 + 75 by rounding each number to the nearest 10: ______
- Estimate 47 + 67 by rounding each number to the nearest 10: ______
- Estimate 77 − 27 by rounding each number to the nearest 10: ______
- Estimate 38 + 23 by rounding each number to the nearest 10: ______
- Estimate 28 + 63 by rounding each number to the nearest 10: ______
- Estimate 44 − 87 by rounding each number to the nearest 10: ______
- Estimate 38 + 67 by rounding each number to the nearest 10: ______
- Estimate 52 + 85 by rounding each number to the nearest 10: ______
- Estimate 83 + 33 by rounding each number to the nearest 10: ______
- Estimate 21 − 77 by rounding each number to the nearest 10: ______
- Estimate 47 − 80 by rounding each number to the nearest 10: ______
- Estimate 72 − 83 by rounding each number to the nearest 10: ______
- Estimate 66 + 58 by rounding each number to the nearest 10: ______
- Estimate 35 + 83 by rounding each number to the nearest 10: ______
- Estimate 44 + 87 by rounding each number to the nearest 10: ______