Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 79 − 29 by rounding each number to the nearest 10: ______
- Estimate 35 − 43 by rounding each number to the nearest 10: ______
- Estimate 77 − 71 by rounding each number to the nearest 10: ______
- Estimate 51 + 86 by rounding each number to the nearest 10: ______
- Estimate 58 − 33 by rounding each number to the nearest 10: ______
- Estimate 36 + 86 by rounding each number to the nearest 10: ______
- Estimate 52 + 46 by rounding each number to the nearest 10: ______
- Estimate 21 + 61 by rounding each number to the nearest 10: ______
- Estimate 67 + 77 by rounding each number to the nearest 10: ______
- Estimate 36 − 51 by rounding each number to the nearest 10: ______
- Estimate 35 + 22 by rounding each number to the nearest 10: ______
- Estimate 36 + 68 by rounding each number to the nearest 10: ______
- Estimate 44 − 50 by rounding each number to the nearest 10: ______
- Estimate 82 − 84 by rounding each number to the nearest 10: ______
- Estimate 55 + 45 by rounding each number to the nearest 10: ______
- Estimate 59 + 48 by rounding each number to the nearest 10: ______
- Estimate 84 − 89 by rounding each number to the nearest 10: ______
- Estimate 60 − 73 by rounding each number to the nearest 10: ______
- Estimate 43 − 66 by rounding each number to the nearest 10: ______
- Estimate 78 − 81 by rounding each number to the nearest 10: ______