Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 78 + 53 by rounding each number to the nearest 10: ______
- Estimate 76 + 62 by rounding each number to the nearest 10: ______
- Estimate 26 + 78 by rounding each number to the nearest 10: ______
- Estimate 37 − 76 by rounding each number to the nearest 10: ______
- Estimate 31 + 67 by rounding each number to the nearest 10: ______
- Estimate 68 + 81 by rounding each number to the nearest 10: ______
- Estimate 58 − 84 by rounding each number to the nearest 10: ______
- Estimate 26 − 70 by rounding each number to the nearest 10: ______
- Estimate 87 − 47 by rounding each number to the nearest 10: ______
- Estimate 88 − 67 by rounding each number to the nearest 10: ______
- Estimate 79 − 37 by rounding each number to the nearest 10: ______
- Estimate 38 + 25 by rounding each number to the nearest 10: ______
- Estimate 48 − 49 by rounding each number to the nearest 10: ______
- Estimate 29 + 51 by rounding each number to the nearest 10: ______
- Estimate 78 − 30 by rounding each number to the nearest 10: ______
- Estimate 52 + 73 by rounding each number to the nearest 10: ______
- Estimate 22 − 36 by rounding each number to the nearest 10: ______
- Estimate 43 − 83 by rounding each number to the nearest 10: ______
- Estimate 45 − 56 by rounding each number to the nearest 10: ______
- Estimate 30 − 49 by rounding each number to the nearest 10: ______