Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 65 + 64 by rounding each number to the nearest 10: ______
- Estimate 86 + 70 by rounding each number to the nearest 10: ______
- Estimate 34 + 38 by rounding each number to the nearest 10: ______
- Estimate 31 + 29 by rounding each number to the nearest 10: ______
- Estimate 26 − 43 by rounding each number to the nearest 10: ______
- Estimate 45 − 78 by rounding each number to the nearest 10: ______
- Estimate 67 − 64 by rounding each number to the nearest 10: ______
- Estimate 80 − 53 by rounding each number to the nearest 10: ______
- Estimate 75 + 60 by rounding each number to the nearest 10: ______
- Estimate 50 + 21 by rounding each number to the nearest 10: ______
- Estimate 61 − 54 by rounding each number to the nearest 10: ______
- Estimate 24 − 43 by rounding each number to the nearest 10: ______
- Estimate 36 − 29 by rounding each number to the nearest 10: ______
- Estimate 41 − 84 by rounding each number to the nearest 10: ______
- Estimate 45 + 44 by rounding each number to the nearest 10: ______
- Estimate 61 − 80 by rounding each number to the nearest 10: ______
- Estimate 87 + 27 by rounding each number to the nearest 10: ______
- Estimate 79 − 62 by rounding each number to the nearest 10: ______
- Estimate 60 − 23 by rounding each number to the nearest 10: ______
- Estimate 65 + 35 by rounding each number to the nearest 10: ______