Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 70 + 52 by rounding each number to the nearest 10: ______
- Estimate 66 − 62 by rounding each number to the nearest 10: ______
- Estimate 56 + 88 by rounding each number to the nearest 10: ______
- Estimate 75 − 82 by rounding each number to the nearest 10: ______
- Estimate 21 − 72 by rounding each number to the nearest 10: ______
- Estimate 29 + 28 by rounding each number to the nearest 10: ______
- Estimate 76 + 24 by rounding each number to the nearest 10: ______
- Estimate 56 + 82 by rounding each number to the nearest 10: ______
- Estimate 41 + 24 by rounding each number to the nearest 10: ______
- Estimate 65 + 87 by rounding each number to the nearest 10: ______
- Estimate 54 − 28 by rounding each number to the nearest 10: ______
- Estimate 26 − 76 by rounding each number to the nearest 10: ______
- Estimate 35 + 71 by rounding each number to the nearest 10: ______
- Estimate 26 − 33 by rounding each number to the nearest 10: ______
- Estimate 28 + 21 by rounding each number to the nearest 10: ______
- Estimate 74 + 35 by rounding each number to the nearest 10: ______
- Estimate 55 − 76 by rounding each number to the nearest 10: ______
- Estimate 32 + 23 by rounding each number to the nearest 10: ______
- Estimate 39 − 81 by rounding each number to the nearest 10: ______
- Estimate 77 − 56 by rounding each number to the nearest 10: ______