Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 85 + 81 by rounding each number to the nearest 10: ______
- Estimate 46 + 73 by rounding each number to the nearest 10: ______
- Estimate 38 + 73 by rounding each number to the nearest 10: ______
- Estimate 78 + 43 by rounding each number to the nearest 10: ______
- Estimate 49 + 72 by rounding each number to the nearest 10: ______
- Estimate 34 + 70 by rounding each number to the nearest 10: ______
- Estimate 59 − 66 by rounding each number to the nearest 10: ______
- Estimate 34 − 38 by rounding each number to the nearest 10: ______
- Estimate 67 + 62 by rounding each number to the nearest 10: ______
- Estimate 64 + 84 by rounding each number to the nearest 10: ______
- Estimate 58 − 73 by rounding each number to the nearest 10: ______
- Estimate 54 − 86 by rounding each number to the nearest 10: ______
- Estimate 84 + 51 by rounding each number to the nearest 10: ______
- Estimate 52 + 47 by rounding each number to the nearest 10: ______
- Estimate 36 + 50 by rounding each number to the nearest 10: ______
- Estimate 58 + 28 by rounding each number to the nearest 10: ______
- Estimate 21 + 26 by rounding each number to the nearest 10: ______
- Estimate 79 − 79 by rounding each number to the nearest 10: ______
- Estimate 81 + 25 by rounding each number to the nearest 10: ______
- Estimate 58 + 69 by rounding each number to the nearest 10: ______