Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 49 + 65 by rounding each number to the nearest 10: ______
- Estimate 36 − 22 by rounding each number to the nearest 10: ______
- Estimate 42 + 39 by rounding each number to the nearest 10: ______
- Estimate 83 + 55 by rounding each number to the nearest 10: ______
- Estimate 36 − 58 by rounding each number to the nearest 10: ______
- Estimate 54 − 55 by rounding each number to the nearest 10: ______
- Estimate 47 + 81 by rounding each number to the nearest 10: ______
- Estimate 63 + 31 by rounding each number to the nearest 10: ______
- Estimate 75 + 61 by rounding each number to the nearest 10: ______
- Estimate 43 + 74 by rounding each number to the nearest 10: ______
- Estimate 85 − 48 by rounding each number to the nearest 10: ______
- Estimate 51 − 73 by rounding each number to the nearest 10: ______
- Estimate 80 + 66 by rounding each number to the nearest 10: ______
- Estimate 63 + 40 by rounding each number to the nearest 10: ______
- Estimate 85 − 33 by rounding each number to the nearest 10: ______
- Estimate 21 − 66 by rounding each number to the nearest 10: ______
- Estimate 29 + 35 by rounding each number to the nearest 10: ______
- Estimate 51 + 31 by rounding each number to the nearest 10: ______
- Estimate 45 − 85 by rounding each number to the nearest 10: ______
- Estimate 77 + 88 by rounding each number to the nearest 10: ______