Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 57 + 34 by rounding each number to the nearest 10: ______
- Estimate 31 + 52 by rounding each number to the nearest 10: ______
- Estimate 71 − 27 by rounding each number to the nearest 10: ______
- Estimate 24 − 35 by rounding each number to the nearest 10: ______
- Estimate 64 − 78 by rounding each number to the nearest 10: ______
- Estimate 60 − 26 by rounding each number to the nearest 10: ______
- Estimate 44 + 65 by rounding each number to the nearest 10: ______
- Estimate 22 + 64 by rounding each number to the nearest 10: ______
- Estimate 55 + 83 by rounding each number to the nearest 10: ______
- Estimate 60 − 87 by rounding each number to the nearest 10: ______
- Estimate 57 + 41 by rounding each number to the nearest 10: ______
- Estimate 22 − 64 by rounding each number to the nearest 10: ______
- Estimate 40 − 58 by rounding each number to the nearest 10: ______
- Estimate 22 − 40 by rounding each number to the nearest 10: ______
- Estimate 70 + 83 by rounding each number to the nearest 10: ______
- Estimate 35 − 21 by rounding each number to the nearest 10: ______
- Estimate 54 − 39 by rounding each number to the nearest 10: ______
- Estimate 27 − 44 by rounding each number to the nearest 10: ______
- Estimate 78 − 39 by rounding each number to the nearest 10: ______
- Estimate 73 − 22 by rounding each number to the nearest 10: ______