Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 71 + 57 by rounding each number to the nearest 10: ______
- Estimate 32 + 47 by rounding each number to the nearest 10: ______
- Estimate 45 − 28 by rounding each number to the nearest 10: ______
- Estimate 82 − 29 by rounding each number to the nearest 10: ______
- Estimate 38 + 25 by rounding each number to the nearest 10: ______
- Estimate 73 + 41 by rounding each number to the nearest 10: ______
- Estimate 52 − 34 by rounding each number to the nearest 10: ______
- Estimate 69 − 71 by rounding each number to the nearest 10: ______
- Estimate 87 − 41 by rounding each number to the nearest 10: ______
- Estimate 78 − 85 by rounding each number to the nearest 10: ______
- Estimate 71 − 36 by rounding each number to the nearest 10: ______
- Estimate 22 + 47 by rounding each number to the nearest 10: ______
- Estimate 63 + 26 by rounding each number to the nearest 10: ______
- Estimate 73 + 42 by rounding each number to the nearest 10: ______
- Estimate 47 + 67 by rounding each number to the nearest 10: ______
- Estimate 86 − 29 by rounding each number to the nearest 10: ______
- Estimate 53 − 66 by rounding each number to the nearest 10: ______
- Estimate 73 + 64 by rounding each number to the nearest 10: ______
- Estimate 58 − 45 by rounding each number to the nearest 10: ______
- Estimate 37 + 79 by rounding each number to the nearest 10: ______