Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 89 − 83 by rounding each number to the nearest 10: ______
- Estimate 60 + 82 by rounding each number to the nearest 10: ______
- Estimate 25 + 37 by rounding each number to the nearest 10: ______
- Estimate 37 + 82 by rounding each number to the nearest 10: ______
- Estimate 83 + 67 by rounding each number to the nearest 10: ______
- Estimate 24 − 86 by rounding each number to the nearest 10: ______
- Estimate 71 + 28 by rounding each number to the nearest 10: ______
- Estimate 23 + 37 by rounding each number to the nearest 10: ______
- Estimate 23 + 54 by rounding each number to the nearest 10: ______
- Estimate 39 − 44 by rounding each number to the nearest 10: ______
- Estimate 75 − 39 by rounding each number to the nearest 10: ______
- Estimate 82 + 24 by rounding each number to the nearest 10: ______
- Estimate 24 + 42 by rounding each number to the nearest 10: ______
- Estimate 65 − 79 by rounding each number to the nearest 10: ______
- Estimate 66 + 83 by rounding each number to the nearest 10: ______
- Estimate 22 − 36 by rounding each number to the nearest 10: ______
- Estimate 47 − 69 by rounding each number to the nearest 10: ______
- Estimate 37 + 31 by rounding each number to the nearest 10: ______
- Estimate 30 + 64 by rounding each number to the nearest 10: ______
- Estimate 59 + 33 by rounding each number to the nearest 10: ______