Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 36 − 38 by rounding each number to the nearest 10: ______
- Estimate 38 + 34 by rounding each number to the nearest 10: ______
- Estimate 37 − 54 by rounding each number to the nearest 10: ______
- Estimate 75 + 30 by rounding each number to the nearest 10: ______
- Estimate 89 + 72 by rounding each number to the nearest 10: ______
- Estimate 87 + 76 by rounding each number to the nearest 10: ______
- Estimate 79 − 58 by rounding each number to the nearest 10: ______
- Estimate 48 + 47 by rounding each number to the nearest 10: ______
- Estimate 89 − 76 by rounding each number to the nearest 10: ______
- Estimate 66 + 75 by rounding each number to the nearest 10: ______
- Estimate 81 + 75 by rounding each number to the nearest 10: ______
- Estimate 25 + 46 by rounding each number to the nearest 10: ______
- Estimate 81 + 35 by rounding each number to the nearest 10: ______
- Estimate 24 − 45 by rounding each number to the nearest 10: ______
- Estimate 22 − 32 by rounding each number to the nearest 10: ______
- Estimate 21 − 84 by rounding each number to the nearest 10: ______
- Estimate 28 + 26 by rounding each number to the nearest 10: ______
- Estimate 87 − 78 by rounding each number to the nearest 10: ______
- Estimate 56 + 72 by rounding each number to the nearest 10: ______
- Estimate 86 + 39 by rounding each number to the nearest 10: ______