Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 73 − 76 by rounding each number to the nearest 10: ______
- Estimate 37 − 68 by rounding each number to the nearest 10: ______
- Estimate 24 + 33 by rounding each number to the nearest 10: ______
- Estimate 45 − 87 by rounding each number to the nearest 10: ______
- Estimate 75 + 68 by rounding each number to the nearest 10: ______
- Estimate 36 − 60 by rounding each number to the nearest 10: ______
- Estimate 61 + 28 by rounding each number to the nearest 10: ______
- Estimate 52 − 76 by rounding each number to the nearest 10: ______
- Estimate 22 + 79 by rounding each number to the nearest 10: ______
- Estimate 77 − 22 by rounding each number to the nearest 10: ______
- Estimate 34 + 66 by rounding each number to the nearest 10: ______
- Estimate 31 + 32 by rounding each number to the nearest 10: ______
- Estimate 42 − 57 by rounding each number to the nearest 10: ______
- Estimate 30 + 65 by rounding each number to the nearest 10: ______
- Estimate 23 + 53 by rounding each number to the nearest 10: ______
- Estimate 75 − 42 by rounding each number to the nearest 10: ______
- Estimate 31 + 49 by rounding each number to the nearest 10: ______
- Estimate 87 − 37 by rounding each number to the nearest 10: ______
- Estimate 70 + 81 by rounding each number to the nearest 10: ______
- Estimate 85 − 46 by rounding each number to the nearest 10: ______