Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 60 + 36 by rounding each number to the nearest 10: ______
- Estimate 24 + 46 by rounding each number to the nearest 10: ______
- Estimate 63 + 29 by rounding each number to the nearest 10: ______
- Estimate 69 − 59 by rounding each number to the nearest 10: ______
- Estimate 38 + 43 by rounding each number to the nearest 10: ______
- Estimate 59 + 42 by rounding each number to the nearest 10: ______
- Estimate 55 + 50 by rounding each number to the nearest 10: ______
- Estimate 65 + 78 by rounding each number to the nearest 10: ______
- Estimate 23 + 36 by rounding each number to the nearest 10: ______
- Estimate 77 + 45 by rounding each number to the nearest 10: ______
- Estimate 37 + 55 by rounding each number to the nearest 10: ______
- Estimate 58 − 25 by rounding each number to the nearest 10: ______
- Estimate 57 + 89 by rounding each number to the nearest 10: ______
- Estimate 55 − 45 by rounding each number to the nearest 10: ______
- Estimate 65 + 45 by rounding each number to the nearest 10: ______
- Estimate 43 + 88 by rounding each number to the nearest 10: ______
- Estimate 31 + 36 by rounding each number to the nearest 10: ______
- Estimate 29 + 36 by rounding each number to the nearest 10: ______
- Estimate 42 − 68 by rounding each number to the nearest 10: ______
- Estimate 26 + 65 by rounding each number to the nearest 10: ______