Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 22 − 45 by rounding each number to the nearest 10: ______
- Estimate 62 − 64 by rounding each number to the nearest 10: ______
- Estimate 68 − 62 by rounding each number to the nearest 10: ______
- Estimate 47 − 88 by rounding each number to the nearest 10: ______
- Estimate 53 + 41 by rounding each number to the nearest 10: ______
- Estimate 88 + 83 by rounding each number to the nearest 10: ______
- Estimate 86 + 32 by rounding each number to the nearest 10: ______
- Estimate 88 + 64 by rounding each number to the nearest 10: ______
- Estimate 70 − 46 by rounding each number to the nearest 10: ______
- Estimate 37 + 87 by rounding each number to the nearest 10: ______
- Estimate 84 + 82 by rounding each number to the nearest 10: ______
- Estimate 79 + 69 by rounding each number to the nearest 10: ______
- Estimate 40 − 74 by rounding each number to the nearest 10: ______
- Estimate 58 − 83 by rounding each number to the nearest 10: ______
- Estimate 78 − 36 by rounding each number to the nearest 10: ______
- Estimate 25 + 51 by rounding each number to the nearest 10: ______
- Estimate 70 − 73 by rounding each number to the nearest 10: ______
- Estimate 82 − 36 by rounding each number to the nearest 10: ______
- Estimate 85 − 51 by rounding each number to the nearest 10: ______
- Estimate 21 + 57 by rounding each number to the nearest 10: ______