Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 71 + 30 by rounding each number to the nearest 10: ______
- Estimate 57 + 86 by rounding each number to the nearest 10: ______
- Estimate 80 + 50 by rounding each number to the nearest 10: ______
- Estimate 50 + 55 by rounding each number to the nearest 10: ______
- Estimate 36 + 50 by rounding each number to the nearest 10: ______
- Estimate 69 + 22 by rounding each number to the nearest 10: ______
- Estimate 81 + 39 by rounding each number to the nearest 10: ______
- Estimate 31 − 47 by rounding each number to the nearest 10: ______
- Estimate 29 − 80 by rounding each number to the nearest 10: ______
- Estimate 42 − 60 by rounding each number to the nearest 10: ______
- Estimate 34 − 71 by rounding each number to the nearest 10: ______
- Estimate 29 + 51 by rounding each number to the nearest 10: ______
- Estimate 83 − 82 by rounding each number to the nearest 10: ______
- Estimate 44 + 58 by rounding each number to the nearest 10: ______
- Estimate 70 − 30 by rounding each number to the nearest 10: ______
- Estimate 46 + 75 by rounding each number to the nearest 10: ______
- Estimate 50 + 69 by rounding each number to the nearest 10: ______
- Estimate 57 + 73 by rounding each number to the nearest 10: ______
- Estimate 82 − 38 by rounding each number to the nearest 10: ______
- Estimate 89 + 54 by rounding each number to the nearest 10: ______