Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 63 − 47 by rounding each number to the nearest 10: ______
- Estimate 43 − 61 by rounding each number to the nearest 10: ______
- Estimate 25 − 84 by rounding each number to the nearest 10: ______
- Estimate 41 + 79 by rounding each number to the nearest 10: ______
- Estimate 21 + 45 by rounding each number to the nearest 10: ______
- Estimate 63 − 40 by rounding each number to the nearest 10: ______
- Estimate 31 − 78 by rounding each number to the nearest 10: ______
- Estimate 61 − 21 by rounding each number to the nearest 10: ______
- Estimate 74 − 56 by rounding each number to the nearest 10: ______
- Estimate 46 − 66 by rounding each number to the nearest 10: ______
- Estimate 62 + 61 by rounding each number to the nearest 10: ______
- Estimate 27 + 25 by rounding each number to the nearest 10: ______
- Estimate 32 − 58 by rounding each number to the nearest 10: ______
- Estimate 28 − 73 by rounding each number to the nearest 10: ______
- Estimate 64 − 58 by rounding each number to the nearest 10: ______
- Estimate 40 − 29 by rounding each number to the nearest 10: ______
- Estimate 72 + 61 by rounding each number to the nearest 10: ______
- Estimate 41 + 31 by rounding each number to the nearest 10: ______
- Estimate 51 + 52 by rounding each number to the nearest 10: ______
- Estimate 66 − 82 by rounding each number to the nearest 10: ______