Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 68 − 51 by rounding each number to the nearest 10: ______
- Estimate 46 + 34 by rounding each number to the nearest 10: ______
- Estimate 33 − 72 by rounding each number to the nearest 10: ______
- Estimate 80 − 56 by rounding each number to the nearest 10: ______
- Estimate 76 + 70 by rounding each number to the nearest 10: ______
- Estimate 30 − 36 by rounding each number to the nearest 10: ______
- Estimate 85 − 30 by rounding each number to the nearest 10: ______
- Estimate 73 − 55 by rounding each number to the nearest 10: ______
- Estimate 22 + 64 by rounding each number to the nearest 10: ______
- Estimate 52 − 59 by rounding each number to the nearest 10: ______
- Estimate 84 + 66 by rounding each number to the nearest 10: ______
- Estimate 49 − 68 by rounding each number to the nearest 10: ______
- Estimate 61 − 42 by rounding each number to the nearest 10: ______
- Estimate 59 − 53 by rounding each number to the nearest 10: ______
- Estimate 31 + 44 by rounding each number to the nearest 10: ______
- Estimate 46 − 76 by rounding each number to the nearest 10: ______
- Estimate 31 + 23 by rounding each number to the nearest 10: ______
- Estimate 52 + 73 by rounding each number to the nearest 10: ______
- Estimate 37 + 80 by rounding each number to the nearest 10: ______
- Estimate 66 − 25 by rounding each number to the nearest 10: ______