Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 79 − 24 by rounding each number to the nearest 10: ______
- Estimate 36 − 56 by rounding each number to the nearest 10: ______
- Estimate 32 + 56 by rounding each number to the nearest 10: ______
- Estimate 87 + 89 by rounding each number to the nearest 10: ______
- Estimate 84 + 82 by rounding each number to the nearest 10: ______
- Estimate 85 + 58 by rounding each number to the nearest 10: ______
- Estimate 72 + 70 by rounding each number to the nearest 10: ______
- Estimate 56 − 85 by rounding each number to the nearest 10: ______
- Estimate 21 + 76 by rounding each number to the nearest 10: ______
- Estimate 41 + 26 by rounding each number to the nearest 10: ______
- Estimate 51 + 68 by rounding each number to the nearest 10: ______
- Estimate 75 − 76 by rounding each number to the nearest 10: ______
- Estimate 25 + 61 by rounding each number to the nearest 10: ______
- Estimate 56 + 43 by rounding each number to the nearest 10: ______
- Estimate 47 − 39 by rounding each number to the nearest 10: ______
- Estimate 31 + 42 by rounding each number to the nearest 10: ______
- Estimate 41 − 45 by rounding each number to the nearest 10: ______
- Estimate 32 − 61 by rounding each number to the nearest 10: ______
- Estimate 57 − 39 by rounding each number to the nearest 10: ______
- Estimate 61 − 73 by rounding each number to the nearest 10: ______