Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 89 − 67 by rounding each number to the nearest 10: ______
- Estimate 66 + 49 by rounding each number to the nearest 10: ______
- Estimate 26 − 26 by rounding each number to the nearest 10: ______
- Estimate 28 + 35 by rounding each number to the nearest 10: ______
- Estimate 24 + 70 by rounding each number to the nearest 10: ______
- Estimate 34 − 45 by rounding each number to the nearest 10: ______
- Estimate 73 + 23 by rounding each number to the nearest 10: ______
- Estimate 80 + 69 by rounding each number to the nearest 10: ______
- Estimate 32 + 54 by rounding each number to the nearest 10: ______
- Estimate 44 + 66 by rounding each number to the nearest 10: ______
- Estimate 35 + 73 by rounding each number to the nearest 10: ______
- Estimate 54 − 63 by rounding each number to the nearest 10: ______
- Estimate 74 − 52 by rounding each number to the nearest 10: ______
- Estimate 73 + 29 by rounding each number to the nearest 10: ______
- Estimate 86 − 84 by rounding each number to the nearest 10: ______
- Estimate 40 + 59 by rounding each number to the nearest 10: ______
- Estimate 81 − 39 by rounding each number to the nearest 10: ______
- Estimate 22 + 46 by rounding each number to the nearest 10: ______
- Estimate 26 + 72 by rounding each number to the nearest 10: ______
- Estimate 87 + 24 by rounding each number to the nearest 10: ______