Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 63 − 85 by rounding each number to the nearest 10: ______
- Estimate 62 + 77 by rounding each number to the nearest 10: ______
- Estimate 89 − 63 by rounding each number to the nearest 10: ______
- Estimate 39 + 69 by rounding each number to the nearest 10: ______
- Estimate 34 + 82 by rounding each number to the nearest 10: ______
- Estimate 78 − 85 by rounding each number to the nearest 10: ______
- Estimate 86 − 82 by rounding each number to the nearest 10: ______
- Estimate 83 − 44 by rounding each number to the nearest 10: ______
- Estimate 27 + 55 by rounding each number to the nearest 10: ______
- Estimate 72 + 29 by rounding each number to the nearest 10: ______
- Estimate 45 − 65 by rounding each number to the nearest 10: ______
- Estimate 51 + 40 by rounding each number to the nearest 10: ______
- Estimate 58 + 45 by rounding each number to the nearest 10: ______
- Estimate 63 + 85 by rounding each number to the nearest 10: ______
- Estimate 83 − 68 by rounding each number to the nearest 10: ______
- Estimate 21 − 58 by rounding each number to the nearest 10: ______
- Estimate 74 − 44 by rounding each number to the nearest 10: ______
- Estimate 48 − 79 by rounding each number to the nearest 10: ______
- Estimate 32 − 60 by rounding each number to the nearest 10: ______
- Estimate 73 − 80 by rounding each number to the nearest 10: ______