Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 51 − 66 by rounding each number to the nearest 10: ______
- Estimate 26 + 21 by rounding each number to the nearest 10: ______
- Estimate 26 + 47 by rounding each number to the nearest 10: ______
- Estimate 28 − 58 by rounding each number to the nearest 10: ______
- Estimate 29 − 84 by rounding each number to the nearest 10: ______
- Estimate 82 − 50 by rounding each number to the nearest 10: ______
- Estimate 68 − 26 by rounding each number to the nearest 10: ______
- Estimate 21 + 68 by rounding each number to the nearest 10: ______
- Estimate 72 − 54 by rounding each number to the nearest 10: ______
- Estimate 79 + 62 by rounding each number to the nearest 10: ______
- Estimate 51 + 64 by rounding each number to the nearest 10: ______
- Estimate 41 + 26 by rounding each number to the nearest 10: ______
- Estimate 75 + 63 by rounding each number to the nearest 10: ______
- Estimate 69 − 32 by rounding each number to the nearest 10: ______
- Estimate 24 − 32 by rounding each number to the nearest 10: ______
- Estimate 34 + 71 by rounding each number to the nearest 10: ______
- Estimate 66 − 73 by rounding each number to the nearest 10: ______
- Estimate 66 + 85 by rounding each number to the nearest 10: ______
- Estimate 66 + 75 by rounding each number to the nearest 10: ______
- Estimate 57 + 48 by rounding each number to the nearest 10: ______