Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 56 + 47 by rounding each number to the nearest 10: ______
- Estimate 67 − 74 by rounding each number to the nearest 10: ______
- Estimate 23 + 63 by rounding each number to the nearest 10: ______
- Estimate 60 − 68 by rounding each number to the nearest 10: ______
- Estimate 45 + 33 by rounding each number to the nearest 10: ______
- Estimate 45 + 69 by rounding each number to the nearest 10: ______
- Estimate 86 + 69 by rounding each number to the nearest 10: ______
- Estimate 83 + 87 by rounding each number to the nearest 10: ______
- Estimate 68 + 65 by rounding each number to the nearest 10: ______
- Estimate 82 + 89 by rounding each number to the nearest 10: ______
- Estimate 66 + 32 by rounding each number to the nearest 10: ______
- Estimate 81 − 66 by rounding each number to the nearest 10: ______
- Estimate 38 − 60 by rounding each number to the nearest 10: ______
- Estimate 72 − 29 by rounding each number to the nearest 10: ______
- Estimate 75 − 87 by rounding each number to the nearest 10: ______
- Estimate 21 − 68 by rounding each number to the nearest 10: ______
- Estimate 51 − 67 by rounding each number to the nearest 10: ______
- Estimate 83 + 29 by rounding each number to the nearest 10: ______
- Estimate 71 + 64 by rounding each number to the nearest 10: ______
- Estimate 55 − 77 by rounding each number to the nearest 10: ______