Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 82 + 29 by rounding each number to the nearest 10: ______
- Estimate 67 + 86 by rounding each number to the nearest 10: ______
- Estimate 28 + 56 by rounding each number to the nearest 10: ______
- Estimate 61 − 71 by rounding each number to the nearest 10: ______
- Estimate 72 + 30 by rounding each number to the nearest 10: ______
- Estimate 72 − 85 by rounding each number to the nearest 10: ______
- Estimate 71 + 35 by rounding each number to the nearest 10: ______
- Estimate 57 − 78 by rounding each number to the nearest 10: ______
- Estimate 43 + 52 by rounding each number to the nearest 10: ______
- Estimate 60 − 72 by rounding each number to the nearest 10: ______
- Estimate 47 + 56 by rounding each number to the nearest 10: ______
- Estimate 72 + 21 by rounding each number to the nearest 10: ______
- Estimate 44 − 26 by rounding each number to the nearest 10: ______
- Estimate 83 + 41 by rounding each number to the nearest 10: ______
- Estimate 89 + 42 by rounding each number to the nearest 10: ______
- Estimate 83 − 59 by rounding each number to the nearest 10: ______
- Estimate 67 − 57 by rounding each number to the nearest 10: ______
- Estimate 63 + 31 by rounding each number to the nearest 10: ______
- Estimate 49 + 58 by rounding each number to the nearest 10: ______
- Estimate 27 − 77 by rounding each number to the nearest 10: ______