Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 88 + 30 by rounding each number to the nearest 10: ______
- Estimate 86 + 35 by rounding each number to the nearest 10: ______
- Estimate 83 − 86 by rounding each number to the nearest 10: ______
- Estimate 35 − 39 by rounding each number to the nearest 10: ______
- Estimate 45 − 31 by rounding each number to the nearest 10: ______
- Estimate 83 − 25 by rounding each number to the nearest 10: ______
- Estimate 32 − 88 by rounding each number to the nearest 10: ______
- Estimate 57 + 82 by rounding each number to the nearest 10: ______
- Estimate 22 + 56 by rounding each number to the nearest 10: ______
- Estimate 79 + 63 by rounding each number to the nearest 10: ______
- Estimate 87 − 44 by rounding each number to the nearest 10: ______
- Estimate 22 + 46 by rounding each number to the nearest 10: ______
- Estimate 64 + 43 by rounding each number to the nearest 10: ______
- Estimate 23 + 61 by rounding each number to the nearest 10: ______
- Estimate 41 − 36 by rounding each number to the nearest 10: ______
- Estimate 50 − 40 by rounding each number to the nearest 10: ______
- Estimate 66 − 40 by rounding each number to the nearest 10: ______
- Estimate 88 + 30 by rounding each number to the nearest 10: ______
- Estimate 31 + 60 by rounding each number to the nearest 10: ______
- Estimate 83 + 26 by rounding each number to the nearest 10: ______