Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 33 − 77 by rounding each number to the nearest 10: ______
- Estimate 42 − 49 by rounding each number to the nearest 10: ______
- Estimate 36 + 54 by rounding each number to the nearest 10: ______
- Estimate 82 + 33 by rounding each number to the nearest 10: ______
- Estimate 88 − 24 by rounding each number to the nearest 10: ______
- Estimate 86 + 75 by rounding each number to the nearest 10: ______
- Estimate 45 − 42 by rounding each number to the nearest 10: ______
- Estimate 60 + 68 by rounding each number to the nearest 10: ______
- Estimate 61 + 40 by rounding each number to the nearest 10: ______
- Estimate 66 − 36 by rounding each number to the nearest 10: ______
- Estimate 83 − 67 by rounding each number to the nearest 10: ______
- Estimate 23 + 82 by rounding each number to the nearest 10: ______
- Estimate 72 − 30 by rounding each number to the nearest 10: ______
- Estimate 75 − 28 by rounding each number to the nearest 10: ______
- Estimate 66 − 29 by rounding each number to the nearest 10: ______
- Estimate 74 + 55 by rounding each number to the nearest 10: ______
- Estimate 58 + 48 by rounding each number to the nearest 10: ______
- Estimate 50 + 34 by rounding each number to the nearest 10: ______
- Estimate 32 + 24 by rounding each number to the nearest 10: ______
- Estimate 24 − 32 by rounding each number to the nearest 10: ______