Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 53 + 53 by rounding each number to the nearest 10: ______
- Estimate 75 − 57 by rounding each number to the nearest 10: ______
- Estimate 45 − 56 by rounding each number to the nearest 10: ______
- Estimate 83 − 79 by rounding each number to the nearest 10: ______
- Estimate 73 − 84 by rounding each number to the nearest 10: ______
- Estimate 62 + 34 by rounding each number to the nearest 10: ______
- Estimate 85 + 78 by rounding each number to the nearest 10: ______
- Estimate 32 + 61 by rounding each number to the nearest 10: ______
- Estimate 42 − 62 by rounding each number to the nearest 10: ______
- Estimate 78 + 87 by rounding each number to the nearest 10: ______
- Estimate 52 − 22 by rounding each number to the nearest 10: ______
- Estimate 74 + 81 by rounding each number to the nearest 10: ______
- Estimate 70 + 46 by rounding each number to the nearest 10: ______
- Estimate 29 + 74 by rounding each number to the nearest 10: ______
- Estimate 26 − 26 by rounding each number to the nearest 10: ______
- Estimate 36 + 44 by rounding each number to the nearest 10: ______
- Estimate 47 − 30 by rounding each number to the nearest 10: ______
- Estimate 73 − 31 by rounding each number to the nearest 10: ______
- Estimate 36 + 72 by rounding each number to the nearest 10: ______
- Estimate 82 − 66 by rounding each number to the nearest 10: ______