Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 66 + 66 by rounding each number to the nearest 10: ______
- Estimate 25 − 64 by rounding each number to the nearest 10: ______
- Estimate 76 + 48 by rounding each number to the nearest 10: ______
- Estimate 71 − 78 by rounding each number to the nearest 10: ______
- Estimate 39 − 83 by rounding each number to the nearest 10: ______
- Estimate 44 + 48 by rounding each number to the nearest 10: ______
- Estimate 30 − 46 by rounding each number to the nearest 10: ______
- Estimate 36 − 34 by rounding each number to the nearest 10: ______
- Estimate 43 + 55 by rounding each number to the nearest 10: ______
- Estimate 72 + 88 by rounding each number to the nearest 10: ______
- Estimate 33 − 39 by rounding each number to the nearest 10: ______
- Estimate 36 + 36 by rounding each number to the nearest 10: ______
- Estimate 22 + 52 by rounding each number to the nearest 10: ______
- Estimate 75 − 23 by rounding each number to the nearest 10: ______
- Estimate 58 + 71 by rounding each number to the nearest 10: ______
- Estimate 78 + 80 by rounding each number to the nearest 10: ______
- Estimate 21 + 51 by rounding each number to the nearest 10: ______
- Estimate 73 − 76 by rounding each number to the nearest 10: ______
- Estimate 33 − 26 by rounding each number to the nearest 10: ______
- Estimate 57 + 49 by rounding each number to the nearest 10: ______