Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 43 + 87 by rounding each number to the nearest 10: ______
- Estimate 43 − 50 by rounding each number to the nearest 10: ______
- Estimate 45 − 76 by rounding each number to the nearest 10: ______
- Estimate 76 + 66 by rounding each number to the nearest 10: ______
- Estimate 82 + 89 by rounding each number to the nearest 10: ______
- Estimate 51 + 83 by rounding each number to the nearest 10: ______
- Estimate 59 − 65 by rounding each number to the nearest 10: ______
- Estimate 54 + 41 by rounding each number to the nearest 10: ______
- Estimate 87 − 74 by rounding each number to the nearest 10: ______
- Estimate 88 − 23 by rounding each number to the nearest 10: ______
- Estimate 74 − 37 by rounding each number to the nearest 10: ______
- Estimate 44 − 70 by rounding each number to the nearest 10: ______
- Estimate 34 + 24 by rounding each number to the nearest 10: ______
- Estimate 65 − 77 by rounding each number to the nearest 10: ______
- Estimate 24 − 78 by rounding each number to the nearest 10: ______
- Estimate 32 − 60 by rounding each number to the nearest 10: ______
- Estimate 80 − 56 by rounding each number to the nearest 10: ______
- Estimate 87 + 87 by rounding each number to the nearest 10: ______
- Estimate 87 − 48 by rounding each number to the nearest 10: ______
- Estimate 47 − 67 by rounding each number to the nearest 10: ______