Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 41 + 80 by rounding each number to the nearest 10: ______
- Estimate 74 − 83 by rounding each number to the nearest 10: ______
- Estimate 61 + 52 by rounding each number to the nearest 10: ______
- Estimate 70 + 24 by rounding each number to the nearest 10: ______
- Estimate 28 + 34 by rounding each number to the nearest 10: ______
- Estimate 56 − 63 by rounding each number to the nearest 10: ______
- Estimate 31 + 86 by rounding each number to the nearest 10: ______
- Estimate 48 + 82 by rounding each number to the nearest 10: ______
- Estimate 47 + 89 by rounding each number to the nearest 10: ______
- Estimate 76 + 47 by rounding each number to the nearest 10: ______
- Estimate 39 − 25 by rounding each number to the nearest 10: ______
- Estimate 23 − 68 by rounding each number to the nearest 10: ______
- Estimate 71 + 74 by rounding each number to the nearest 10: ______
- Estimate 51 + 31 by rounding each number to the nearest 10: ______
- Estimate 38 + 76 by rounding each number to the nearest 10: ______
- Estimate 38 + 46 by rounding each number to the nearest 10: ______
- Estimate 71 + 64 by rounding each number to the nearest 10: ______
- Estimate 87 − 30 by rounding each number to the nearest 10: ______
- Estimate 43 + 29 by rounding each number to the nearest 10: ______
- Estimate 74 + 51 by rounding each number to the nearest 10: ______