Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 52 + 67 by rounding each number to the nearest 10: ______
- Estimate 89 + 76 by rounding each number to the nearest 10: ______
- Estimate 83 − 49 by rounding each number to the nearest 10: ______
- Estimate 36 − 26 by rounding each number to the nearest 10: ______
- Estimate 67 + 42 by rounding each number to the nearest 10: ______
- Estimate 60 + 47 by rounding each number to the nearest 10: ______
- Estimate 28 + 85 by rounding each number to the nearest 10: ______
- Estimate 86 − 85 by rounding each number to the nearest 10: ______
- Estimate 40 + 73 by rounding each number to the nearest 10: ______
- Estimate 75 + 43 by rounding each number to the nearest 10: ______
- Estimate 53 + 85 by rounding each number to the nearest 10: ______
- Estimate 57 − 68 by rounding each number to the nearest 10: ______
- Estimate 79 + 33 by rounding each number to the nearest 10: ______
- Estimate 21 + 66 by rounding each number to the nearest 10: ______
- Estimate 48 − 34 by rounding each number to the nearest 10: ______
- Estimate 24 + 29 by rounding each number to the nearest 10: ______
- Estimate 71 − 53 by rounding each number to the nearest 10: ______
- Estimate 82 − 58 by rounding each number to the nearest 10: ______
- Estimate 72 + 89 by rounding each number to the nearest 10: ______
- Estimate 54 − 33 by rounding each number to the nearest 10: ______