Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 45 + 83 by rounding each number to the nearest 10: ______
- Estimate 85 − 33 by rounding each number to the nearest 10: ______
- Estimate 71 + 29 by rounding each number to the nearest 10: ______
- Estimate 36 + 42 by rounding each number to the nearest 10: ______
- Estimate 85 − 21 by rounding each number to the nearest 10: ______
- Estimate 42 + 80 by rounding each number to the nearest 10: ______
- Estimate 74 − 83 by rounding each number to the nearest 10: ______
- Estimate 80 − 60 by rounding each number to the nearest 10: ______
- Estimate 28 + 40 by rounding each number to the nearest 10: ______
- Estimate 45 − 56 by rounding each number to the nearest 10: ______
- Estimate 44 + 49 by rounding each number to the nearest 10: ______
- Estimate 55 + 81 by rounding each number to the nearest 10: ______
- Estimate 24 − 86 by rounding each number to the nearest 10: ______
- Estimate 76 + 56 by rounding each number to the nearest 10: ______
- Estimate 76 + 47 by rounding each number to the nearest 10: ______
- Estimate 68 − 39 by rounding each number to the nearest 10: ______
- Estimate 55 − 66 by rounding each number to the nearest 10: ______
- Estimate 59 − 55 by rounding each number to the nearest 10: ______
- Estimate 36 − 86 by rounding each number to the nearest 10: ______
- Estimate 34 − 42 by rounding each number to the nearest 10: ______