Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 32 − 63 by rounding each number to the nearest 10: ______
- Estimate 86 + 28 by rounding each number to the nearest 10: ______
- Estimate 50 − 41 by rounding each number to the nearest 10: ______
- Estimate 55 + 77 by rounding each number to the nearest 10: ______
- Estimate 77 − 61 by rounding each number to the nearest 10: ______
- Estimate 61 + 80 by rounding each number to the nearest 10: ______
- Estimate 38 + 26 by rounding each number to the nearest 10: ______
- Estimate 38 + 37 by rounding each number to the nearest 10: ______
- Estimate 83 − 55 by rounding each number to the nearest 10: ______
- Estimate 75 + 43 by rounding each number to the nearest 10: ______
- Estimate 43 − 42 by rounding each number to the nearest 10: ______
- Estimate 79 − 85 by rounding each number to the nearest 10: ______
- Estimate 60 + 61 by rounding each number to the nearest 10: ______
- Estimate 65 − 88 by rounding each number to the nearest 10: ______
- Estimate 53 + 37 by rounding each number to the nearest 10: ______
- Estimate 58 + 32 by rounding each number to the nearest 10: ______
- Estimate 38 + 67 by rounding each number to the nearest 10: ______
- Estimate 39 + 52 by rounding each number to the nearest 10: ______
- Estimate 30 − 42 by rounding each number to the nearest 10: ______
- Estimate 40 + 52 by rounding each number to the nearest 10: ______