Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 33 + 38 by rounding each number to the nearest 10: ______
- Estimate 89 + 55 by rounding each number to the nearest 10: ______
- Estimate 70 + 58 by rounding each number to the nearest 10: ______
- Estimate 64 − 58 by rounding each number to the nearest 10: ______
- Estimate 83 − 69 by rounding each number to the nearest 10: ______
- Estimate 71 − 67 by rounding each number to the nearest 10: ______
- Estimate 67 − 89 by rounding each number to the nearest 10: ______
- Estimate 35 − 66 by rounding each number to the nearest 10: ______
- Estimate 66 − 68 by rounding each number to the nearest 10: ______
- Estimate 83 + 41 by rounding each number to the nearest 10: ______
- Estimate 62 + 72 by rounding each number to the nearest 10: ______
- Estimate 26 − 87 by rounding each number to the nearest 10: ______
- Estimate 39 + 89 by rounding each number to the nearest 10: ______
- Estimate 21 + 24 by rounding each number to the nearest 10: ______
- Estimate 49 + 54 by rounding each number to the nearest 10: ______
- Estimate 62 − 47 by rounding each number to the nearest 10: ______
- Estimate 36 + 65 by rounding each number to the nearest 10: ______
- Estimate 65 + 28 by rounding each number to the nearest 10: ______
- Estimate 39 − 39 by rounding each number to the nearest 10: ______
- Estimate 39 + 42 by rounding each number to the nearest 10: ______