Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 56 − 24 by rounding each number to the nearest 10: ______
- Estimate 89 − 25 by rounding each number to the nearest 10: ______
- Estimate 74 + 45 by rounding each number to the nearest 10: ______
- Estimate 23 − 65 by rounding each number to the nearest 10: ______
- Estimate 67 − 25 by rounding each number to the nearest 10: ______
- Estimate 31 − 83 by rounding each number to the nearest 10: ______
- Estimate 71 − 62 by rounding each number to the nearest 10: ______
- Estimate 75 + 21 by rounding each number to the nearest 10: ______
- Estimate 39 + 34 by rounding each number to the nearest 10: ______
- Estimate 68 + 49 by rounding each number to the nearest 10: ______
- Estimate 60 + 47 by rounding each number to the nearest 10: ______
- Estimate 28 − 35 by rounding each number to the nearest 10: ______
- Estimate 50 − 55 by rounding each number to the nearest 10: ______
- Estimate 33 + 69 by rounding each number to the nearest 10: ______
- Estimate 27 + 40 by rounding each number to the nearest 10: ______
- Estimate 72 − 24 by rounding each number to the nearest 10: ______
- Estimate 88 − 30 by rounding each number to the nearest 10: ______
- Estimate 35 + 33 by rounding each number to the nearest 10: ______
- Estimate 49 − 27 by rounding each number to the nearest 10: ______
- Estimate 60 − 38 by rounding each number to the nearest 10: ______