Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 30 − 79 by rounding each number to the nearest 10: ______
- Estimate 41 − 38 by rounding each number to the nearest 10: ______
- Estimate 68 − 69 by rounding each number to the nearest 10: ______
- Estimate 47 + 47 by rounding each number to the nearest 10: ______
- Estimate 33 + 38 by rounding each number to the nearest 10: ______
- Estimate 77 − 46 by rounding each number to the nearest 10: ______
- Estimate 43 + 50 by rounding each number to the nearest 10: ______
- Estimate 73 + 71 by rounding each number to the nearest 10: ______
- Estimate 62 + 66 by rounding each number to the nearest 10: ______
- Estimate 32 + 51 by rounding each number to the nearest 10: ______
- Estimate 50 − 59 by rounding each number to the nearest 10: ______
- Estimate 46 + 47 by rounding each number to the nearest 10: ______
- Estimate 87 + 47 by rounding each number to the nearest 10: ______
- Estimate 55 + 49 by rounding each number to the nearest 10: ______
- Estimate 86 + 33 by rounding each number to the nearest 10: ______
- Estimate 73 − 69 by rounding each number to the nearest 10: ______
- Estimate 65 − 71 by rounding each number to the nearest 10: ______
- Estimate 83 + 38 by rounding each number to the nearest 10: ______
- Estimate 28 − 39 by rounding each number to the nearest 10: ______
- Estimate 66 − 82 by rounding each number to the nearest 10: ______