Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 53 + 32 by rounding each number to the nearest 10: ______
- Estimate 76 − 52 by rounding each number to the nearest 10: ______
- Estimate 41 − 21 by rounding each number to the nearest 10: ______
- Estimate 36 + 71 by rounding each number to the nearest 10: ______
- Estimate 62 + 60 by rounding each number to the nearest 10: ______
- Estimate 39 − 54 by rounding each number to the nearest 10: ______
- Estimate 73 − 33 by rounding each number to the nearest 10: ______
- Estimate 63 + 36 by rounding each number to the nearest 10: ______
- Estimate 65 + 46 by rounding each number to the nearest 10: ______
- Estimate 26 − 28 by rounding each number to the nearest 10: ______
- Estimate 37 − 54 by rounding each number to the nearest 10: ______
- Estimate 39 − 35 by rounding each number to the nearest 10: ______
- Estimate 73 − 60 by rounding each number to the nearest 10: ______
- Estimate 75 − 69 by rounding each number to the nearest 10: ______
- Estimate 78 − 81 by rounding each number to the nearest 10: ______
- Estimate 54 + 43 by rounding each number to the nearest 10: ______
- Estimate 46 − 41 by rounding each number to the nearest 10: ______
- Estimate 63 + 87 by rounding each number to the nearest 10: ______
- Estimate 80 + 42 by rounding each number to the nearest 10: ______
- Estimate 45 − 87 by rounding each number to the nearest 10: ______