Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 31 − 30 by rounding each number to the nearest 10: ______
- Estimate 57 − 25 by rounding each number to the nearest 10: ______
- Estimate 73 − 25 by rounding each number to the nearest 10: ______
- Estimate 41 − 87 by rounding each number to the nearest 10: ______
- Estimate 59 + 75 by rounding each number to the nearest 10: ______
- Estimate 21 − 73 by rounding each number to the nearest 10: ______
- Estimate 25 − 76 by rounding each number to the nearest 10: ______
- Estimate 68 + 51 by rounding each number to the nearest 10: ______
- Estimate 82 − 73 by rounding each number to the nearest 10: ______
- Estimate 40 + 79 by rounding each number to the nearest 10: ______
- Estimate 60 + 89 by rounding each number to the nearest 10: ______
- Estimate 60 − 27 by rounding each number to the nearest 10: ______
- Estimate 83 − 46 by rounding each number to the nearest 10: ______
- Estimate 23 + 57 by rounding each number to the nearest 10: ______
- Estimate 22 + 52 by rounding each number to the nearest 10: ______
- Estimate 35 + 76 by rounding each number to the nearest 10: ______
- Estimate 31 + 40 by rounding each number to the nearest 10: ______
- Estimate 41 + 32 by rounding each number to the nearest 10: ______
- Estimate 78 − 62 by rounding each number to the nearest 10: ______
- Estimate 36 + 38 by rounding each number to the nearest 10: ______