Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 44 − 81 by rounding each number to the nearest 10: ______
- Estimate 86 + 73 by rounding each number to the nearest 10: ______
- Estimate 79 − 82 by rounding each number to the nearest 10: ______
- Estimate 29 + 66 by rounding each number to the nearest 10: ______
- Estimate 89 + 30 by rounding each number to the nearest 10: ______
- Estimate 31 − 36 by rounding each number to the nearest 10: ______
- Estimate 87 − 35 by rounding each number to the nearest 10: ______
- Estimate 76 − 29 by rounding each number to the nearest 10: ______
- Estimate 89 + 89 by rounding each number to the nearest 10: ______
- Estimate 64 − 52 by rounding each number to the nearest 10: ______
- Estimate 61 + 89 by rounding each number to the nearest 10: ______
- Estimate 45 + 61 by rounding each number to the nearest 10: ______
- Estimate 86 − 40 by rounding each number to the nearest 10: ______
- Estimate 75 + 73 by rounding each number to the nearest 10: ______
- Estimate 35 − 77 by rounding each number to the nearest 10: ______
- Estimate 80 − 34 by rounding each number to the nearest 10: ______
- Estimate 41 + 67 by rounding each number to the nearest 10: ______
- Estimate 84 + 52 by rounding each number to the nearest 10: ______
- Estimate 82 + 43 by rounding each number to the nearest 10: ______
- Estimate 70 + 60 by rounding each number to the nearest 10: ______