Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 75 + 68 by rounding each number to the nearest 10: ______
- Estimate 64 + 55 by rounding each number to the nearest 10: ______
- Estimate 69 + 70 by rounding each number to the nearest 10: ______
- Estimate 59 + 47 by rounding each number to the nearest 10: ______
- Estimate 54 − 33 by rounding each number to the nearest 10: ______
- Estimate 73 + 69 by rounding each number to the nearest 10: ______
- Estimate 87 − 24 by rounding each number to the nearest 10: ______
- Estimate 54 + 77 by rounding each number to the nearest 10: ______
- Estimate 36 + 78 by rounding each number to the nearest 10: ______
- Estimate 58 − 72 by rounding each number to the nearest 10: ______
- Estimate 46 + 24 by rounding each number to the nearest 10: ______
- Estimate 45 − 66 by rounding each number to the nearest 10: ______
- Estimate 72 + 57 by rounding each number to the nearest 10: ______
- Estimate 64 + 23 by rounding each number to the nearest 10: ______
- Estimate 62 − 51 by rounding each number to the nearest 10: ______
- Estimate 79 + 22 by rounding each number to the nearest 10: ______
- Estimate 58 + 22 by rounding each number to the nearest 10: ______
- Estimate 28 − 50 by rounding each number to the nearest 10: ______
- Estimate 87 − 87 by rounding each number to the nearest 10: ______
- Estimate 43 − 74 by rounding each number to the nearest 10: ______