Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 64 − 70 by rounding each number to the nearest 10: ______
- Estimate 78 − 27 by rounding each number to the nearest 10: ______
- Estimate 70 + 36 by rounding each number to the nearest 10: ______
- Estimate 36 − 24 by rounding each number to the nearest 10: ______
- Estimate 77 + 58 by rounding each number to the nearest 10: ______
- Estimate 39 − 77 by rounding each number to the nearest 10: ______
- Estimate 62 + 43 by rounding each number to the nearest 10: ______
- Estimate 82 + 84 by rounding each number to the nearest 10: ______
- Estimate 37 + 79 by rounding each number to the nearest 10: ______
- Estimate 76 − 35 by rounding each number to the nearest 10: ______
- Estimate 31 − 85 by rounding each number to the nearest 10: ______
- Estimate 39 − 25 by rounding each number to the nearest 10: ______
- Estimate 87 − 28 by rounding each number to the nearest 10: ______
- Estimate 73 + 29 by rounding each number to the nearest 10: ______
- Estimate 62 − 74 by rounding each number to the nearest 10: ______
- Estimate 25 − 24 by rounding each number to the nearest 10: ______
- Estimate 50 + 51 by rounding each number to the nearest 10: ______
- Estimate 67 − 81 by rounding each number to the nearest 10: ______
- Estimate 56 − 74 by rounding each number to the nearest 10: ______
- Estimate 45 + 37 by rounding each number to the nearest 10: ______