Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 75 + 38 by rounding each number to the nearest 10: ______
- Estimate 45 + 69 by rounding each number to the nearest 10: ______
- Estimate 45 − 58 by rounding each number to the nearest 10: ______
- Estimate 83 + 61 by rounding each number to the nearest 10: ______
- Estimate 32 + 69 by rounding each number to the nearest 10: ______
- Estimate 28 + 34 by rounding each number to the nearest 10: ______
- Estimate 21 + 30 by rounding each number to the nearest 10: ______
- Estimate 64 + 33 by rounding each number to the nearest 10: ______
- Estimate 75 + 48 by rounding each number to the nearest 10: ______
- Estimate 37 + 56 by rounding each number to the nearest 10: ______
- Estimate 33 + 48 by rounding each number to the nearest 10: ______
- Estimate 50 − 80 by rounding each number to the nearest 10: ______
- Estimate 50 − 79 by rounding each number to the nearest 10: ______
- Estimate 68 + 55 by rounding each number to the nearest 10: ______
- Estimate 67 + 51 by rounding each number to the nearest 10: ______
- Estimate 72 − 23 by rounding each number to the nearest 10: ______
- Estimate 83 + 26 by rounding each number to the nearest 10: ______
- Estimate 49 − 30 by rounding each number to the nearest 10: ______
- Estimate 53 + 63 by rounding each number to the nearest 10: ______
- Estimate 69 + 35 by rounding each number to the nearest 10: ______