Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 61 + 79 by rounding each number to the nearest 10: ______
- Estimate 22 − 73 by rounding each number to the nearest 10: ______
- Estimate 53 + 78 by rounding each number to the nearest 10: ______
- Estimate 49 − 43 by rounding each number to the nearest 10: ______
- Estimate 42 + 62 by rounding each number to the nearest 10: ______
- Estimate 45 − 39 by rounding each number to the nearest 10: ______
- Estimate 64 + 23 by rounding each number to the nearest 10: ______
- Estimate 24 − 26 by rounding each number to the nearest 10: ______
- Estimate 75 − 21 by rounding each number to the nearest 10: ______
- Estimate 60 + 76 by rounding each number to the nearest 10: ______
- Estimate 88 + 62 by rounding each number to the nearest 10: ______
- Estimate 33 − 78 by rounding each number to the nearest 10: ______
- Estimate 27 − 83 by rounding each number to the nearest 10: ______
- Estimate 33 + 75 by rounding each number to the nearest 10: ______
- Estimate 55 − 72 by rounding each number to the nearest 10: ______
- Estimate 67 + 58 by rounding each number to the nearest 10: ______
- Estimate 53 − 74 by rounding each number to the nearest 10: ______
- Estimate 82 − 26 by rounding each number to the nearest 10: ______
- Estimate 79 + 86 by rounding each number to the nearest 10: ______
- Estimate 31 + 24 by rounding each number to the nearest 10: ______