Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 48 + 29 by rounding each number to the nearest 10: ______
- Estimate 84 − 68 by rounding each number to the nearest 10: ______
- Estimate 84 − 43 by rounding each number to the nearest 10: ______
- Estimate 45 − 82 by rounding each number to the nearest 10: ______
- Estimate 68 + 69 by rounding each number to the nearest 10: ______
- Estimate 34 − 44 by rounding each number to the nearest 10: ______
- Estimate 85 + 81 by rounding each number to the nearest 10: ______
- Estimate 35 + 32 by rounding each number to the nearest 10: ______
- Estimate 30 − 51 by rounding each number to the nearest 10: ______
- Estimate 55 − 79 by rounding each number to the nearest 10: ______
- Estimate 41 + 59 by rounding each number to the nearest 10: ______
- Estimate 44 − 41 by rounding each number to the nearest 10: ______
- Estimate 87 + 39 by rounding each number to the nearest 10: ______
- Estimate 68 − 68 by rounding each number to the nearest 10: ______
- Estimate 33 − 89 by rounding each number to the nearest 10: ______
- Estimate 24 − 29 by rounding each number to the nearest 10: ______
- Estimate 86 − 83 by rounding each number to the nearest 10: ______
- Estimate 39 + 86 by rounding each number to the nearest 10: ______
- Estimate 34 + 62 by rounding each number to the nearest 10: ______
- Estimate 42 − 45 by rounding each number to the nearest 10: ______