Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 52 − 80 by rounding each number to the nearest 10: ______
- Estimate 41 − 64 by rounding each number to the nearest 10: ______
- Estimate 43 + 61 by rounding each number to the nearest 10: ______
- Estimate 51 − 49 by rounding each number to the nearest 10: ______
- Estimate 77 + 62 by rounding each number to the nearest 10: ______
- Estimate 30 + 31 by rounding each number to the nearest 10: ______
- Estimate 85 + 80 by rounding each number to the nearest 10: ______
- Estimate 22 + 67 by rounding each number to the nearest 10: ______
- Estimate 43 − 46 by rounding each number to the nearest 10: ______
- Estimate 53 − 55 by rounding each number to the nearest 10: ______
- Estimate 35 + 77 by rounding each number to the nearest 10: ______
- Estimate 24 − 34 by rounding each number to the nearest 10: ______
- Estimate 63 − 67 by rounding each number to the nearest 10: ______
- Estimate 42 + 23 by rounding each number to the nearest 10: ______
- Estimate 30 − 41 by rounding each number to the nearest 10: ______
- Estimate 21 + 27 by rounding each number to the nearest 10: ______
- Estimate 65 + 41 by rounding each number to the nearest 10: ______
- Estimate 58 − 59 by rounding each number to the nearest 10: ______
- Estimate 68 + 44 by rounding each number to the nearest 10: ______
- Estimate 28 + 47 by rounding each number to the nearest 10: ______