Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 73 − 89 by rounding each number to the nearest 10: ______
- Estimate 25 + 38 by rounding each number to the nearest 10: ______
- Estimate 22 + 75 by rounding each number to the nearest 10: ______
- Estimate 63 + 40 by rounding each number to the nearest 10: ______
- Estimate 65 − 81 by rounding each number to the nearest 10: ______
- Estimate 49 + 67 by rounding each number to the nearest 10: ______
- Estimate 32 + 68 by rounding each number to the nearest 10: ______
- Estimate 68 − 58 by rounding each number to the nearest 10: ______
- Estimate 64 + 54 by rounding each number to the nearest 10: ______
- Estimate 21 + 44 by rounding each number to the nearest 10: ______
- Estimate 73 − 66 by rounding each number to the nearest 10: ______
- Estimate 84 + 79 by rounding each number to the nearest 10: ______
- Estimate 28 + 81 by rounding each number to the nearest 10: ______
- Estimate 30 + 32 by rounding each number to the nearest 10: ______
- Estimate 49 − 87 by rounding each number to the nearest 10: ______
- Estimate 35 − 27 by rounding each number to the nearest 10: ______
- Estimate 74 + 39 by rounding each number to the nearest 10: ______
- Estimate 57 + 86 by rounding each number to the nearest 10: ______
- Estimate 70 + 27 by rounding each number to the nearest 10: ______
- Estimate 63 − 46 by rounding each number to the nearest 10: ______