Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 71 − 47 by rounding each number to the nearest 10: ______
- Estimate 84 + 42 by rounding each number to the nearest 10: ______
- Estimate 36 + 51 by rounding each number to the nearest 10: ______
- Estimate 67 − 73 by rounding each number to the nearest 10: ______
- Estimate 42 + 74 by rounding each number to the nearest 10: ______
- Estimate 29 − 83 by rounding each number to the nearest 10: ______
- Estimate 50 − 49 by rounding each number to the nearest 10: ______
- Estimate 81 − 58 by rounding each number to the nearest 10: ______
- Estimate 87 + 78 by rounding each number to the nearest 10: ______
- Estimate 52 + 71 by rounding each number to the nearest 10: ______
- Estimate 46 + 64 by rounding each number to the nearest 10: ______
- Estimate 38 − 74 by rounding each number to the nearest 10: ______
- Estimate 65 − 38 by rounding each number to the nearest 10: ______
- Estimate 53 + 58 by rounding each number to the nearest 10: ______
- Estimate 61 − 47 by rounding each number to the nearest 10: ______
- Estimate 64 − 81 by rounding each number to the nearest 10: ______
- Estimate 54 + 25 by rounding each number to the nearest 10: ______
- Estimate 41 + 27 by rounding each number to the nearest 10: ______
- Estimate 83 − 88 by rounding each number to the nearest 10: ______
- Estimate 36 − 41 by rounding each number to the nearest 10: ______