Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 43 + 26 by rounding each number to the nearest 10: ______
- Estimate 42 + 79 by rounding each number to the nearest 10: ______
- Estimate 34 + 23 by rounding each number to the nearest 10: ______
- Estimate 83 + 60 by rounding each number to the nearest 10: ______
- Estimate 45 + 58 by rounding each number to the nearest 10: ______
- Estimate 35 − 48 by rounding each number to the nearest 10: ______
- Estimate 59 − 24 by rounding each number to the nearest 10: ______
- Estimate 54 + 67 by rounding each number to the nearest 10: ______
- Estimate 62 − 44 by rounding each number to the nearest 10: ______
- Estimate 59 + 48 by rounding each number to the nearest 10: ______
- Estimate 82 − 63 by rounding each number to the nearest 10: ______
- Estimate 59 + 84 by rounding each number to the nearest 10: ______
- Estimate 53 + 22 by rounding each number to the nearest 10: ______
- Estimate 77 + 41 by rounding each number to the nearest 10: ______
- Estimate 89 − 58 by rounding each number to the nearest 10: ______
- Estimate 27 + 42 by rounding each number to the nearest 10: ______
- Estimate 89 − 42 by rounding each number to the nearest 10: ______
- Estimate 69 − 51 by rounding each number to the nearest 10: ______
- Estimate 80 + 30 by rounding each number to the nearest 10: ______
- Estimate 45 − 86 by rounding each number to the nearest 10: ______