Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 29 + 50 by rounding each number to the nearest 10: ______
- Estimate 45 − 28 by rounding each number to the nearest 10: ______
- Estimate 68 − 30 by rounding each number to the nearest 10: ______
- Estimate 74 + 40 by rounding each number to the nearest 10: ______
- Estimate 58 − 33 by rounding each number to the nearest 10: ______
- Estimate 51 − 47 by rounding each number to the nearest 10: ______
- Estimate 41 − 27 by rounding each number to the nearest 10: ______
- Estimate 65 + 21 by rounding each number to the nearest 10: ______
- Estimate 26 − 85 by rounding each number to the nearest 10: ______
- Estimate 58 + 73 by rounding each number to the nearest 10: ______
- Estimate 32 − 36 by rounding each number to the nearest 10: ______
- Estimate 66 + 83 by rounding each number to the nearest 10: ______
- Estimate 39 − 41 by rounding each number to the nearest 10: ______
- Estimate 29 + 54 by rounding each number to the nearest 10: ______
- Estimate 80 − 69 by rounding each number to the nearest 10: ______
- Estimate 58 − 36 by rounding each number to the nearest 10: ______
- Estimate 29 − 30 by rounding each number to the nearest 10: ______
- Estimate 29 + 66 by rounding each number to the nearest 10: ______
- Estimate 84 − 37 by rounding each number to the nearest 10: ______
- Estimate 65 + 45 by rounding each number to the nearest 10: ______