Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 26 − 75 by rounding each number to the nearest 10: ______
- Estimate 72 − 70 by rounding each number to the nearest 10: ______
- Estimate 34 + 52 by rounding each number to the nearest 10: ______
- Estimate 54 − 81 by rounding each number to the nearest 10: ______
- Estimate 23 − 59 by rounding each number to the nearest 10: ______
- Estimate 38 + 40 by rounding each number to the nearest 10: ______
- Estimate 46 + 28 by rounding each number to the nearest 10: ______
- Estimate 31 − 83 by rounding each number to the nearest 10: ______
- Estimate 42 + 75 by rounding each number to the nearest 10: ______
- Estimate 83 + 56 by rounding each number to the nearest 10: ______
- Estimate 47 − 46 by rounding each number to the nearest 10: ______
- Estimate 84 − 78 by rounding each number to the nearest 10: ______
- Estimate 21 + 76 by rounding each number to the nearest 10: ______
- Estimate 82 − 31 by rounding each number to the nearest 10: ______
- Estimate 72 − 40 by rounding each number to the nearest 10: ______
- Estimate 69 + 84 by rounding each number to the nearest 10: ______
- Estimate 58 + 30 by rounding each number to the nearest 10: ______
- Estimate 76 − 65 by rounding each number to the nearest 10: ______
- Estimate 44 + 56 by rounding each number to the nearest 10: ______
- Estimate 23 − 57 by rounding each number to the nearest 10: ______