Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 27 − 29 by rounding each number to the nearest 10: ______
- Estimate 44 − 53 by rounding each number to the nearest 10: ______
- Estimate 77 + 78 by rounding each number to the nearest 10: ______
- Estimate 82 − 85 by rounding each number to the nearest 10: ______
- Estimate 30 + 71 by rounding each number to the nearest 10: ______
- Estimate 57 + 56 by rounding each number to the nearest 10: ______
- Estimate 39 − 80 by rounding each number to the nearest 10: ______
- Estimate 52 + 83 by rounding each number to the nearest 10: ______
- Estimate 51 − 87 by rounding each number to the nearest 10: ______
- Estimate 23 + 71 by rounding each number to the nearest 10: ______
- Estimate 78 − 37 by rounding each number to the nearest 10: ______
- Estimate 83 − 73 by rounding each number to the nearest 10: ______
- Estimate 39 + 21 by rounding each number to the nearest 10: ______
- Estimate 62 + 28 by rounding each number to the nearest 10: ______
- Estimate 29 + 25 by rounding each number to the nearest 10: ______
- Estimate 24 + 60 by rounding each number to the nearest 10: ______
- Estimate 56 − 56 by rounding each number to the nearest 10: ______
- Estimate 89 − 60 by rounding each number to the nearest 10: ______
- Estimate 34 + 34 by rounding each number to the nearest 10: ______
- Estimate 32 + 58 by rounding each number to the nearest 10: ______