Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 22 + 65 by rounding each number to the nearest 10: ______
- Estimate 39 − 62 by rounding each number to the nearest 10: ______
- Estimate 56 + 62 by rounding each number to the nearest 10: ______
- Estimate 26 − 27 by rounding each number to the nearest 10: ______
- Estimate 42 − 63 by rounding each number to the nearest 10: ______
- Estimate 86 + 54 by rounding each number to the nearest 10: ______
- Estimate 78 − 79 by rounding each number to the nearest 10: ______
- Estimate 63 + 48 by rounding each number to the nearest 10: ______
- Estimate 28 − 37 by rounding each number to the nearest 10: ______
- Estimate 84 − 63 by rounding each number to the nearest 10: ______
- Estimate 49 + 82 by rounding each number to the nearest 10: ______
- Estimate 49 − 76 by rounding each number to the nearest 10: ______
- Estimate 82 − 32 by rounding each number to the nearest 10: ______
- Estimate 84 + 36 by rounding each number to the nearest 10: ______
- Estimate 79 − 45 by rounding each number to the nearest 10: ______
- Estimate 54 + 47 by rounding each number to the nearest 10: ______
- Estimate 69 + 23 by rounding each number to the nearest 10: ______
- Estimate 36 − 86 by rounding each number to the nearest 10: ______
- Estimate 24 − 39 by rounding each number to the nearest 10: ______
- Estimate 54 − 51 by rounding each number to the nearest 10: ______