Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 51 − 77 by rounding each number to the nearest 10: ______
- Estimate 65 − 75 by rounding each number to the nearest 10: ______
- Estimate 87 − 50 by rounding each number to the nearest 10: ______
- Estimate 27 + 58 by rounding each number to the nearest 10: ______
- Estimate 53 − 41 by rounding each number to the nearest 10: ______
- Estimate 22 + 81 by rounding each number to the nearest 10: ______
- Estimate 24 + 31 by rounding each number to the nearest 10: ______
- Estimate 77 − 42 by rounding each number to the nearest 10: ______
- Estimate 51 + 77 by rounding each number to the nearest 10: ______
- Estimate 43 − 69 by rounding each number to the nearest 10: ______
- Estimate 66 − 58 by rounding each number to the nearest 10: ______
- Estimate 36 − 71 by rounding each number to the nearest 10: ______
- Estimate 83 − 25 by rounding each number to the nearest 10: ______
- Estimate 65 − 39 by rounding each number to the nearest 10: ______
- Estimate 76 + 87 by rounding each number to the nearest 10: ______
- Estimate 79 + 74 by rounding each number to the nearest 10: ______
- Estimate 22 + 38 by rounding each number to the nearest 10: ______
- Estimate 34 + 23 by rounding each number to the nearest 10: ______
- Estimate 24 + 70 by rounding each number to the nearest 10: ______
- Estimate 69 − 84 by rounding each number to the nearest 10: ______