Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 62 + 81 by rounding each number to the nearest 10: ______
- Estimate 39 − 31 by rounding each number to the nearest 10: ______
- Estimate 72 − 57 by rounding each number to the nearest 10: ______
- Estimate 50 + 40 by rounding each number to the nearest 10: ______
- Estimate 54 − 53 by rounding each number to the nearest 10: ______
- Estimate 39 + 32 by rounding each number to the nearest 10: ______
- Estimate 58 + 84 by rounding each number to the nearest 10: ______
- Estimate 62 − 44 by rounding each number to the nearest 10: ______
- Estimate 43 + 46 by rounding each number to the nearest 10: ______
- Estimate 87 + 29 by rounding each number to the nearest 10: ______
- Estimate 89 + 58 by rounding each number to the nearest 10: ______
- Estimate 65 + 50 by rounding each number to the nearest 10: ______
- Estimate 70 + 38 by rounding each number to the nearest 10: ______
- Estimate 70 + 79 by rounding each number to the nearest 10: ______
- Estimate 24 + 36 by rounding each number to the nearest 10: ______
- Estimate 30 − 23 by rounding each number to the nearest 10: ______
- Estimate 69 − 30 by rounding each number to the nearest 10: ______
- Estimate 40 + 82 by rounding each number to the nearest 10: ______
- Estimate 56 − 76 by rounding each number to the nearest 10: ______
- Estimate 30 − 69 by rounding each number to the nearest 10: ______