Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 44 − 52 by rounding each number to the nearest 10: ______
- Estimate 31 + 54 by rounding each number to the nearest 10: ______
- Estimate 85 − 72 by rounding each number to the nearest 10: ______
- Estimate 66 − 34 by rounding each number to the nearest 10: ______
- Estimate 87 − 59 by rounding each number to the nearest 10: ______
- Estimate 34 + 51 by rounding each number to the nearest 10: ______
- Estimate 42 − 73 by rounding each number to the nearest 10: ______
- Estimate 21 − 23 by rounding each number to the nearest 10: ______
- Estimate 65 + 58 by rounding each number to the nearest 10: ______
- Estimate 30 − 47 by rounding each number to the nearest 10: ______
- Estimate 34 + 48 by rounding each number to the nearest 10: ______
- Estimate 28 + 85 by rounding each number to the nearest 10: ______
- Estimate 51 + 65 by rounding each number to the nearest 10: ______
- Estimate 31 + 60 by rounding each number to the nearest 10: ______
- Estimate 45 − 80 by rounding each number to the nearest 10: ______
- Estimate 52 − 45 by rounding each number to the nearest 10: ______
- Estimate 83 − 48 by rounding each number to the nearest 10: ______
- Estimate 26 − 61 by rounding each number to the nearest 10: ______
- Estimate 71 + 28 by rounding each number to the nearest 10: ______
- Estimate 54 + 73 by rounding each number to the nearest 10: ______