Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 72 + 65 by rounding each number to the nearest 10: ______
- Estimate 60 + 22 by rounding each number to the nearest 10: ______
- Estimate 30 − 51 by rounding each number to the nearest 10: ______
- Estimate 60 − 68 by rounding each number to the nearest 10: ______
- Estimate 36 − 33 by rounding each number to the nearest 10: ______
- Estimate 82 − 75 by rounding each number to the nearest 10: ______
- Estimate 36 + 31 by rounding each number to the nearest 10: ______
- Estimate 30 + 55 by rounding each number to the nearest 10: ______
- Estimate 46 − 31 by rounding each number to the nearest 10: ______
- Estimate 87 + 41 by rounding each number to the nearest 10: ______
- Estimate 34 + 30 by rounding each number to the nearest 10: ______
- Estimate 85 − 64 by rounding each number to the nearest 10: ______
- Estimate 87 + 53 by rounding each number to the nearest 10: ______
- Estimate 67 − 59 by rounding each number to the nearest 10: ______
- Estimate 23 − 32 by rounding each number to the nearest 10: ______
- Estimate 79 − 62 by rounding each number to the nearest 10: ______
- Estimate 80 − 73 by rounding each number to the nearest 10: ______
- Estimate 86 + 79 by rounding each number to the nearest 10: ______
- Estimate 68 − 84 by rounding each number to the nearest 10: ______
- Estimate 44 − 84 by rounding each number to the nearest 10: ______