Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 44 + 63 by rounding each number to the nearest 10: ______
- Estimate 79 − 77 by rounding each number to the nearest 10: ______
- Estimate 28 − 22 by rounding each number to the nearest 10: ______
- Estimate 87 − 21 by rounding each number to the nearest 10: ______
- Estimate 44 − 69 by rounding each number to the nearest 10: ______
- Estimate 36 + 82 by rounding each number to the nearest 10: ______
- Estimate 80 − 52 by rounding each number to the nearest 10: ______
- Estimate 24 − 40 by rounding each number to the nearest 10: ______
- Estimate 47 − 69 by rounding each number to the nearest 10: ______
- Estimate 68 − 62 by rounding each number to the nearest 10: ______
- Estimate 53 − 28 by rounding each number to the nearest 10: ______
- Estimate 83 − 86 by rounding each number to the nearest 10: ______
- Estimate 66 + 78 by rounding each number to the nearest 10: ______
- Estimate 41 − 53 by rounding each number to the nearest 10: ______
- Estimate 56 − 41 by rounding each number to the nearest 10: ______
- Estimate 39 + 26 by rounding each number to the nearest 10: ______
- Estimate 34 + 56 by rounding each number to the nearest 10: ______
- Estimate 86 − 86 by rounding each number to the nearest 10: ______
- Estimate 60 + 39 by rounding each number to the nearest 10: ______
- Estimate 66 − 57 by rounding each number to the nearest 10: ______