Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 34 − 40 by rounding each number to the nearest 10: ______
- Estimate 62 + 81 by rounding each number to the nearest 10: ______
- Estimate 65 − 76 by rounding each number to the nearest 10: ______
- Estimate 42 − 50 by rounding each number to the nearest 10: ______
- Estimate 60 + 36 by rounding each number to the nearest 10: ______
- Estimate 85 + 38 by rounding each number to the nearest 10: ______
- Estimate 42 + 74 by rounding each number to the nearest 10: ______
- Estimate 34 − 62 by rounding each number to the nearest 10: ______
- Estimate 48 + 85 by rounding each number to the nearest 10: ______
- Estimate 27 − 21 by rounding each number to the nearest 10: ______
- Estimate 69 − 86 by rounding each number to the nearest 10: ______
- Estimate 22 − 50 by rounding each number to the nearest 10: ______
- Estimate 38 − 86 by rounding each number to the nearest 10: ______
- Estimate 47 − 58 by rounding each number to the nearest 10: ______
- Estimate 54 − 65 by rounding each number to the nearest 10: ______
- Estimate 44 + 24 by rounding each number to the nearest 10: ______
- Estimate 84 − 56 by rounding each number to the nearest 10: ______
- Estimate 25 − 40 by rounding each number to the nearest 10: ______
- Estimate 50 − 66 by rounding each number to the nearest 10: ______
- Estimate 83 + 68 by rounding each number to the nearest 10: ______