Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 38 − 65 by rounding each number to the nearest 10: ______
- Estimate 39 − 52 by rounding each number to the nearest 10: ______
- Estimate 36 + 48 by rounding each number to the nearest 10: ______
- Estimate 30 + 25 by rounding each number to the nearest 10: ______
- Estimate 59 − 54 by rounding each number to the nearest 10: ______
- Estimate 79 − 49 by rounding each number to the nearest 10: ______
- Estimate 71 + 26 by rounding each number to the nearest 10: ______
- Estimate 36 − 42 by rounding each number to the nearest 10: ______
- Estimate 70 + 68 by rounding each number to the nearest 10: ______
- Estimate 54 − 71 by rounding each number to the nearest 10: ______
- Estimate 34 + 41 by rounding each number to the nearest 10: ______
- Estimate 62 + 30 by rounding each number to the nearest 10: ______
- Estimate 62 + 76 by rounding each number to the nearest 10: ______
- Estimate 61 + 34 by rounding each number to the nearest 10: ______
- Estimate 49 + 67 by rounding each number to the nearest 10: ______
- Estimate 46 − 73 by rounding each number to the nearest 10: ______
- Estimate 76 + 89 by rounding each number to the nearest 10: ______
- Estimate 46 − 57 by rounding each number to the nearest 10: ______
- Estimate 24 + 67 by rounding each number to the nearest 10: ______
- Estimate 60 − 77 by rounding each number to the nearest 10: ______