Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 74 + 64 by rounding each number to the nearest 10: ______
- Estimate 72 − 44 by rounding each number to the nearest 10: ______
- Estimate 23 − 69 by rounding each number to the nearest 10: ______
- Estimate 49 − 59 by rounding each number to the nearest 10: ______
- Estimate 63 + 42 by rounding each number to the nearest 10: ______
- Estimate 70 − 32 by rounding each number to the nearest 10: ______
- Estimate 28 + 77 by rounding each number to the nearest 10: ______
- Estimate 55 + 23 by rounding each number to the nearest 10: ______
- Estimate 76 + 32 by rounding each number to the nearest 10: ______
- Estimate 57 − 89 by rounding each number to the nearest 10: ______
- Estimate 67 + 81 by rounding each number to the nearest 10: ______
- Estimate 67 − 32 by rounding each number to the nearest 10: ______
- Estimate 83 − 51 by rounding each number to the nearest 10: ______
- Estimate 54 + 85 by rounding each number to the nearest 10: ______
- Estimate 26 + 83 by rounding each number to the nearest 10: ______
- Estimate 51 + 75 by rounding each number to the nearest 10: ______
- Estimate 34 − 48 by rounding each number to the nearest 10: ______
- Estimate 29 − 50 by rounding each number to the nearest 10: ______
- Estimate 50 + 64 by rounding each number to the nearest 10: ______
- Estimate 46 − 59 by rounding each number to the nearest 10: ______