Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 23 − 55 by rounding each number to the nearest 10: ______
- Estimate 55 − 75 by rounding each number to the nearest 10: ______
- Estimate 67 + 73 by rounding each number to the nearest 10: ______
- Estimate 83 + 24 by rounding each number to the nearest 10: ______
- Estimate 77 − 41 by rounding each number to the nearest 10: ______
- Estimate 83 + 53 by rounding each number to the nearest 10: ______
- Estimate 88 + 30 by rounding each number to the nearest 10: ______
- Estimate 35 − 52 by rounding each number to the nearest 10: ______
- Estimate 61 + 71 by rounding each number to the nearest 10: ______
- Estimate 46 − 67 by rounding each number to the nearest 10: ______
- Estimate 61 + 85 by rounding each number to the nearest 10: ______
- Estimate 49 − 67 by rounding each number to the nearest 10: ______
- Estimate 54 + 58 by rounding each number to the nearest 10: ______
- Estimate 66 − 38 by rounding each number to the nearest 10: ______
- Estimate 83 − 23 by rounding each number to the nearest 10: ______
- Estimate 48 + 44 by rounding each number to the nearest 10: ______
- Estimate 28 + 76 by rounding each number to the nearest 10: ______
- Estimate 44 + 59 by rounding each number to the nearest 10: ______
- Estimate 44 − 31 by rounding each number to the nearest 10: ______
- Estimate 56 + 73 by rounding each number to the nearest 10: ______