Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 40 − 82 by rounding each number to the nearest 10: ______
- Estimate 37 + 86 by rounding each number to the nearest 10: ______
- Estimate 83 − 26 by rounding each number to the nearest 10: ______
- Estimate 33 − 39 by rounding each number to the nearest 10: ______
- Estimate 67 − 23 by rounding each number to the nearest 10: ______
- Estimate 55 + 49 by rounding each number to the nearest 10: ______
- Estimate 73 − 41 by rounding each number to the nearest 10: ______
- Estimate 35 + 53 by rounding each number to the nearest 10: ______
- Estimate 26 − 44 by rounding each number to the nearest 10: ______
- Estimate 41 + 28 by rounding each number to the nearest 10: ______
- Estimate 34 − 33 by rounding each number to the nearest 10: ______
- Estimate 67 + 38 by rounding each number to the nearest 10: ______
- Estimate 48 + 68 by rounding each number to the nearest 10: ______
- Estimate 30 + 24 by rounding each number to the nearest 10: ______
- Estimate 58 + 43 by rounding each number to the nearest 10: ______
- Estimate 49 + 59 by rounding each number to the nearest 10: ______
- Estimate 60 − 70 by rounding each number to the nearest 10: ______
- Estimate 65 − 51 by rounding each number to the nearest 10: ______
- Estimate 78 + 43 by rounding each number to the nearest 10: ______
- Estimate 50 − 49 by rounding each number to the nearest 10: ______