Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 85 − 46 by rounding each number to the nearest 10: ______
- Estimate 64 + 48 by rounding each number to the nearest 10: ______
- Estimate 73 − 31 by rounding each number to the nearest 10: ______
- Estimate 57 + 42 by rounding each number to the nearest 10: ______
- Estimate 38 − 83 by rounding each number to the nearest 10: ______
- Estimate 88 − 73 by rounding each number to the nearest 10: ______
- Estimate 53 + 21 by rounding each number to the nearest 10: ______
- Estimate 83 + 41 by rounding each number to the nearest 10: ______
- Estimate 69 + 62 by rounding each number to the nearest 10: ______
- Estimate 78 − 32 by rounding each number to the nearest 10: ______
- Estimate 76 − 66 by rounding each number to the nearest 10: ______
- Estimate 54 + 61 by rounding each number to the nearest 10: ______
- Estimate 39 − 61 by rounding each number to the nearest 10: ______
- Estimate 53 − 32 by rounding each number to the nearest 10: ______
- Estimate 58 + 71 by rounding each number to the nearest 10: ______
- Estimate 41 − 73 by rounding each number to the nearest 10: ______
- Estimate 66 − 62 by rounding each number to the nearest 10: ______
- Estimate 30 + 76 by rounding each number to the nearest 10: ______
- Estimate 79 − 48 by rounding each number to the nearest 10: ______
- Estimate 25 + 72 by rounding each number to the nearest 10: ______