Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 34 − 75 by rounding each number to the nearest 10: ______
- Estimate 67 + 70 by rounding each number to the nearest 10: ______
- Estimate 53 − 49 by rounding each number to the nearest 10: ______
- Estimate 54 − 38 by rounding each number to the nearest 10: ______
- Estimate 47 + 76 by rounding each number to the nearest 10: ______
- Estimate 88 + 55 by rounding each number to the nearest 10: ______
- Estimate 78 + 64 by rounding each number to the nearest 10: ______
- Estimate 68 + 79 by rounding each number to the nearest 10: ______
- Estimate 22 + 25 by rounding each number to the nearest 10: ______
- Estimate 52 + 85 by rounding each number to the nearest 10: ______
- Estimate 56 + 73 by rounding each number to the nearest 10: ______
- Estimate 81 + 74 by rounding each number to the nearest 10: ______
- Estimate 65 − 60 by rounding each number to the nearest 10: ______
- Estimate 53 − 55 by rounding each number to the nearest 10: ______
- Estimate 55 + 79 by rounding each number to the nearest 10: ______
- Estimate 34 + 37 by rounding each number to the nearest 10: ______
- Estimate 21 + 67 by rounding each number to the nearest 10: ______
- Estimate 23 + 26 by rounding each number to the nearest 10: ______
- Estimate 65 + 87 by rounding each number to the nearest 10: ______
- Estimate 75 + 62 by rounding each number to the nearest 10: ______