Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 32 + 70 by rounding each number to the nearest 10: ______
- Estimate 47 − 82 by rounding each number to the nearest 10: ______
- Estimate 70 − 34 by rounding each number to the nearest 10: ______
- Estimate 45 + 67 by rounding each number to the nearest 10: ______
- Estimate 67 − 47 by rounding each number to the nearest 10: ______
- Estimate 65 + 42 by rounding each number to the nearest 10: ______
- Estimate 31 + 61 by rounding each number to the nearest 10: ______
- Estimate 80 + 28 by rounding each number to the nearest 10: ______
- Estimate 77 − 70 by rounding each number to the nearest 10: ______
- Estimate 68 − 88 by rounding each number to the nearest 10: ______
- Estimate 64 + 71 by rounding each number to the nearest 10: ______
- Estimate 66 + 43 by rounding each number to the nearest 10: ______
- Estimate 76 − 50 by rounding each number to the nearest 10: ______
- Estimate 66 − 21 by rounding each number to the nearest 10: ______
- Estimate 77 + 21 by rounding each number to the nearest 10: ______
- Estimate 84 − 62 by rounding each number to the nearest 10: ______
- Estimate 41 + 30 by rounding each number to the nearest 10: ______
- Estimate 26 − 36 by rounding each number to the nearest 10: ______
- Estimate 87 − 84 by rounding each number to the nearest 10: ______
- Estimate 64 − 87 by rounding each number to the nearest 10: ______