Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 22 − 67 by rounding each number to the nearest 10: ______
- Estimate 52 − 44 by rounding each number to the nearest 10: ______
- Estimate 48 + 85 by rounding each number to the nearest 10: ______
- Estimate 66 − 43 by rounding each number to the nearest 10: ______
- Estimate 66 − 57 by rounding each number to the nearest 10: ______
- Estimate 76 + 83 by rounding each number to the nearest 10: ______
- Estimate 25 − 63 by rounding each number to the nearest 10: ______
- Estimate 44 + 81 by rounding each number to the nearest 10: ______
- Estimate 75 − 30 by rounding each number to the nearest 10: ______
- Estimate 25 + 71 by rounding each number to the nearest 10: ______
- Estimate 40 + 70 by rounding each number to the nearest 10: ______
- Estimate 63 + 62 by rounding each number to the nearest 10: ______
- Estimate 42 + 81 by rounding each number to the nearest 10: ______
- Estimate 51 + 61 by rounding each number to the nearest 10: ______
- Estimate 39 − 54 by rounding each number to the nearest 10: ______
- Estimate 65 − 32 by rounding each number to the nearest 10: ______
- Estimate 58 + 78 by rounding each number to the nearest 10: ______
- Estimate 77 − 60 by rounding each number to the nearest 10: ______
- Estimate 78 − 32 by rounding each number to the nearest 10: ______
- Estimate 71 − 44 by rounding each number to the nearest 10: ______