Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 66 + 85 by rounding each number to the nearest 10: ______
- Estimate 30 − 45 by rounding each number to the nearest 10: ______
- Estimate 64 + 78 by rounding each number to the nearest 10: ______
- Estimate 61 + 26 by rounding each number to the nearest 10: ______
- Estimate 69 + 69 by rounding each number to the nearest 10: ______
- Estimate 52 − 23 by rounding each number to the nearest 10: ______
- Estimate 25 + 73 by rounding each number to the nearest 10: ______
- Estimate 89 − 71 by rounding each number to the nearest 10: ______
- Estimate 43 − 62 by rounding each number to the nearest 10: ______
- Estimate 77 − 75 by rounding each number to the nearest 10: ______
- Estimate 42 − 51 by rounding each number to the nearest 10: ______
- Estimate 22 − 36 by rounding each number to the nearest 10: ______
- Estimate 47 + 70 by rounding each number to the nearest 10: ______
- Estimate 36 + 68 by rounding each number to the nearest 10: ______
- Estimate 49 + 78 by rounding each number to the nearest 10: ______
- Estimate 66 + 52 by rounding each number to the nearest 10: ______
- Estimate 29 − 57 by rounding each number to the nearest 10: ______
- Estimate 50 − 88 by rounding each number to the nearest 10: ______
- Estimate 27 + 42 by rounding each number to the nearest 10: ______
- Estimate 75 − 89 by rounding each number to the nearest 10: ______