Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 39 + 33 by rounding each number to the nearest 10: ______
- Estimate 28 + 28 by rounding each number to the nearest 10: ______
- Estimate 60 − 70 by rounding each number to the nearest 10: ______
- Estimate 47 − 45 by rounding each number to the nearest 10: ______
- Estimate 33 − 23 by rounding each number to the nearest 10: ______
- Estimate 44 + 61 by rounding each number to the nearest 10: ______
- Estimate 62 + 89 by rounding each number to the nearest 10: ______
- Estimate 69 + 80 by rounding each number to the nearest 10: ______
- Estimate 50 − 83 by rounding each number to the nearest 10: ______
- Estimate 44 + 59 by rounding each number to the nearest 10: ______
- Estimate 51 + 82 by rounding each number to the nearest 10: ______
- Estimate 77 + 82 by rounding each number to the nearest 10: ______
- Estimate 68 − 49 by rounding each number to the nearest 10: ______
- Estimate 24 + 56 by rounding each number to the nearest 10: ______
- Estimate 89 + 38 by rounding each number to the nearest 10: ______
- Estimate 87 + 60 by rounding each number to the nearest 10: ______
- Estimate 71 + 44 by rounding each number to the nearest 10: ______
- Estimate 28 − 27 by rounding each number to the nearest 10: ______
- Estimate 28 + 37 by rounding each number to the nearest 10: ______
- Estimate 61 − 31 by rounding each number to the nearest 10: ______